20045160720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1597}}^1$

素因数の和:1784

約数の個数: 400

約数和(自身を含む): 75525634800

約数和(自身を除く): 55480474080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 149, 156, 162, 180, 195, 208, 216, 234, 240, 260, 270, 298, 312, 324, 351, 360, 390, 405, 432, 447, 468, 520, 540, 585, 596, 624, 648, 702, 720, 745, 780, 810, 894, 936, 1040, 1053, 1080, 1170, 1192, 1296, 1341, 1404, 1490, 1560, 1597, 1620, 1755, 1788, 1872, 1937, 2106, 2160, 2235, 2340, 2384, 2682, 2808, 2980, 3120, 3194, 3240, 3510, 3576, 3874, 4023, 4212, 4470, 4680, 4791, 5265, 5364, 5616, 5811, 5960, 6388, 6480, 6705, 7020, 7152, 7748, 7985, 8046, 8424, 8940, 9360, 9582, 9685, 10530, 10728, 11622, 11920, 12069, 12776, 13410, 14040, 14373, 15496, 15970, 16092, 16848, 17433, 17880, 19164, 19370, 20115, 20761, 21060, 21456, 23244, 23955, 24138, 25552, 26820, 28080, 28746, 29055, 30992, 31940, 32184, 34866, 35760, 38328, 38740, 40230, 41522, 42120, 43119, 46488, 47910, 48276, 52299, 53640, 57492, 58110, 60345, 62283, 63880, 64368, 69732, 71865, 76656, 77480, 80460, 83044, 84240, 86238, 87165, 92976, 95820, 96552, 103805, 104598, 107280, 114984, 116220, 120690, 124566, 127760, 129357, 139464, 143730, 154960, 156897, 160920, 166088, 172476, 174330, 186849, 191640, 193104, 207610, 209196, 215595, 229968, 232440, 237953, 241380, 249132, 258714, 261495, 278928, 287460, 311415, 313794, 321840, 332176, 344952, 348660, 373698, 383280, 415220, 418392, 431190, 464880, 475906, 482760, 498264, 517428, 522990, 560547, 574920, 622830, 627588, 646785, 689904, 697320, 713859, 747396, 784485, 830440, 836784, 862380, 934245, 951812, 965520, 996528, 1034856, 1045980, 1121094, 1149840, 1189765, 1245660, 1255176, 1293570, 1394640, 1427718, 1494792, 1568970, 1660880, 1681641, 1724760, 1868490, 1903624, 2069712, 2091960, 2141577, 2242188, 2379530, 2491320, 2510352, 2587140, 2802735, 2855436, 2989584, 3093389, 3137940, 3363282, 3449520, 3569295, 3736980, 3807248, 4183920, 4283154, 4484376, 4759060, 4982640, 5174280, 5605470, 5710872, 6186778, 6275880, 6424731, 6726564, 7138590, 7473960, 8408205, 8566308, 8968752, 9280167, 9518120, 10348560, 10707885, 11210940, 11421744, 12373556, 12551760, 12849462, 13453128, 14277180, 14947920, 15466945, 16816410, 17132616, 18560334, 19036240, 19274193, 21415770, 22421880, 24747112, 25698924, 26906256, 27840501, 28554360, 30933890, 32123655, 33632820, 34265232, 37120668, 38548386, 42831540, 44843760, 46400835, 49494224, 51397848, 55681002, 57108720, 61867780, 64247310, 67265640, 74241336, 77096772, 83521503, 85663080, 92801670, 96370965, 102795696, 111362004, 123735560, 128494620, 134531280, 139202505, 148482672, 154193544, 167043006, 171326160, 185603340, 192741930, 222724008, 247471120, 250564509, 256989240, 278405010, 308387088, 334086012, 371206680, 385483860, 417607515, 445448016, 501129018, 513978480, 556810020, 668172024, 742413360, 770967720, 835215030, 1002258036, 1113620040, 1252822545, 1336344048, 1541935440, 1670430060, 2004516072, 2227240080, 2505645090, 3340860120, 4009032144, 5011290180, 6681720240, 10022580360, 20045160720]

約数ペア:

[(1, 20045160720), (2, 10022580360), (3, 6681720240), (4, 5011290180), (5, 4009032144), (6, 3340860120), (8, 2505645090), (9, 2227240080), (10, 2004516072), (12, 1670430060), (13, 1541935440), (15, 1336344048), (16, 1252822545), (18, 1113620040), (20, 1002258036), (24, 835215030), (26, 770967720), (27, 742413360), (30, 668172024), (36, 556810020), (39, 513978480), (40, 501129018), (45, 445448016), (48, 417607515), (52, 385483860), (54, 371206680), (60, 334086012), (65, 308387088), (72, 278405010), (78, 256989240), (80, 250564509), (81, 247471120), (90, 222724008), (104, 192741930), (108, 185603340), (117, 171326160), (120, 167043006), (130, 154193544), (135, 148482672), (144, 139202505), (149, 134531280), (156, 128494620), (162, 123735560), (180, 111362004), (195, 102795696), (208, 96370965), (216, 92801670), (234, 85663080), (240, 83521503), (260, 77096772), (270, 74241336), (298, 67265640), (312, 64247310), (324, 61867780), (351, 57108720), (360, 55681002), (390, 51397848), (405, 49494224), (432, 46400835), (447, 44843760), (468, 42831540), (520, 38548386), (540, 37120668), (585, 34265232), (596, 33632820), (624, 32123655), (648, 30933890), (702, 28554360), (720, 27840501), (745, 26906256), (780, 25698924), (810, 24747112), (894, 22421880), (936, 21415770), (1040, 19274193), (1053, 19036240), (1080, 18560334), (1170, 17132616), (1192, 16816410), (1296, 15466945), (1341, 14947920), (1404, 14277180), (1490, 13453128), (1560, 12849462), (1597, 12551760), (1620, 12373556), (1755, 11421744), (1788, 11210940), (1872, 10707885), (1937, 10348560), (2106, 9518120), (2160, 9280167), (2235, 8968752), (2340, 8566308), (2384, 8408205), (2682, 7473960), (2808, 7138590), (2980, 6726564), (3120, 6424731), (3194, 6275880), (3240, 6186778), (3510, 5710872), (3576, 5605470), (3874, 5174280), (4023, 4982640), (4212, 4759060), (4470, 4484376), (4680, 4283154), (4791, 4183920), (5265, 3807248), (5364, 3736980), (5616, 3569295), (5811, 3449520), (5960, 3363282), (6388, 3137940), (6480, 3093389), (6705, 2989584), (7020, 2855436), (7152, 2802735), (7748, 2587140), (7985, 2510352), (8046, 2491320), (8424, 2379530), (8940, 2242188), (9360, 2141577), (9582, 2091960), (9685, 2069712), (10530, 1903624), (10728, 1868490), (11622, 1724760), (11920, 1681641), (12069, 1660880), (12776, 1568970), (13410, 1494792), (14040, 1427718), (14373, 1394640), (15496, 1293570), (15970, 1255176), (16092, 1245660), (16848, 1189765), (17433, 1149840), (17880, 1121094), (19164, 1045980), (19370, 1034856), (20115, 996528), (20761, 965520), (21060, 951812), (21456, 934245), (23244, 862380), (23955, 836784), (24138, 830440), (25552, 784485), (26820, 747396), (28080, 713859), (28746, 697320), (29055, 689904), (30992, 646785), (31940, 627588), (32184, 622830), (34866, 574920), (35760, 560547), (38328, 522990), (38740, 517428), (40230, 498264), (41522, 482760), (42120, 475906), (43119, 464880), (46488, 431190), (47910, 418392), (48276, 415220), (52299, 383280), (53640, 373698), (57492, 348660), (58110, 344952), (60345, 332176), (62283, 321840), (63880, 313794), (64368, 311415), (69732, 287460), (71865, 278928), (76656, 261495), (77480, 258714), (80460, 249132), (83044, 241380), (84240, 237953), (86238, 232440), (87165, 229968), (92976, 215595), (95820, 209196), (96552, 207610), (103805, 193104), (104598, 191640), (107280, 186849), (114984, 174330), (116220, 172476), (120690, 166088), (124566, 160920), (127760, 156897), (129357, 154960), (139464, 143730)]