19942730280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{54151}}^1$

素因数の和:54213

約数の個数: 256

約数和(自身を含む): 74859724800

約数和(自身を除く): 54916994520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 124, 132, 135, 155, 165, 180, 186, 198, 216, 220, 248, 264, 270, 279, 297, 310, 330, 341, 360, 372, 396, 440, 465, 495, 540, 558, 594, 620, 660, 682, 744, 792, 837, 930, 990, 1023, 1080, 1116, 1188, 1240, 1320, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 2046, 2232, 2376, 2728, 2790, 2970, 3069, 3348, 3410, 3720, 3960, 4092, 4185, 5115, 5580, 5940, 6138, 6696, 6820, 8184, 8370, 9207, 10230, 11160, 11880, 12276, 13640, 15345, 16740, 18414, 20460, 24552, 30690, 33480, 36828, 40920, 46035, 54151, 61380, 73656, 92070, 108302, 122760, 162453, 184140, 216604, 270755, 324906, 368280, 433208, 487359, 541510, 595661, 649812, 812265, 974718, 1083020, 1191322, 1299624, 1462077, 1624530, 1678681, 1786983, 1949436, 2166040, 2382644, 2436795, 2924154, 2978305, 3249060, 3357362, 3573966, 3898872, 4765288, 4873590, 5036043, 5360949, 5848308, 5956610, 6498120, 6714724, 7147932, 7310385, 8393405, 8934915, 9747180, 10072086, 10721898, 11696616, 11913220, 13429448, 14295864, 14620770, 15108129, 16082847, 16786810, 17869830, 18465491, 19494360, 20144172, 21443796, 23826440, 25180215, 26804745, 29241540, 30216258, 32165694, 33573620, 35739660, 36930982, 40288344, 42887592, 45324387, 50360430, 53609490, 55396473, 58483080, 60432516, 64331388, 67147240, 71479320, 73861964, 75540645, 80414235, 90648774, 92327455, 100720860, 107218980, 110792946, 120865032, 128662776, 147723928, 151081290, 160828470, 166189419, 181297548, 184654910, 201441720, 214437960, 221585892, 226621935, 276982365, 302162580, 321656940, 332378838, 362595096, 369309820, 443171784, 453243870, 498568257, 553964730, 604325160, 643313880, 664757676, 738619640, 830947095, 906487740, 997136514, 1107929460, 1329515352, 1661894190, 1812975480, 1994273028, 2215858920, 2492841285, 3323788380, 3988546056, 4985682570, 6647576760, 9971365140, 19942730280]

約数ペア:

[(1, 19942730280), (2, 9971365140), (3, 6647576760), (4, 4985682570), (5, 3988546056), (6, 3323788380), (8, 2492841285), (9, 2215858920), (10, 1994273028), (11, 1812975480), (12, 1661894190), (15, 1329515352), (18, 1107929460), (20, 997136514), (22, 906487740), (24, 830947095), (27, 738619640), (30, 664757676), (31, 643313880), (33, 604325160), (36, 553964730), (40, 498568257), (44, 453243870), (45, 443171784), (54, 369309820), (55, 362595096), (60, 332378838), (62, 321656940), (66, 302162580), (72, 276982365), (88, 226621935), (90, 221585892), (93, 214437960), (99, 201441720), (108, 184654910), (110, 181297548), (120, 166189419), (124, 160828470), (132, 151081290), (135, 147723928), (155, 128662776), (165, 120865032), (180, 110792946), (186, 107218980), (198, 100720860), (216, 92327455), (220, 90648774), (248, 80414235), (264, 75540645), (270, 73861964), (279, 71479320), (297, 67147240), (310, 64331388), (330, 60432516), (341, 58483080), (360, 55396473), (372, 53609490), (396, 50360430), (440, 45324387), (465, 42887592), (495, 40288344), (540, 36930982), (558, 35739660), (594, 33573620), (620, 32165694), (660, 30216258), (682, 29241540), (744, 26804745), (792, 25180215), (837, 23826440), (930, 21443796), (990, 20144172), (1023, 19494360), (1080, 18465491), (1116, 17869830), (1188, 16786810), (1240, 16082847), (1320, 15108129), (1364, 14620770), (1395, 14295864), (1485, 13429448), (1674, 11913220), (1705, 11696616), (1860, 10721898), (1980, 10072086), (2046, 9747180), (2232, 8934915), (2376, 8393405), (2728, 7310385), (2790, 7147932), (2970, 6714724), (3069, 6498120), (3348, 5956610), (3410, 5848308), (3720, 5360949), (3960, 5036043), (4092, 4873590), (4185, 4765288), (5115, 3898872), (5580, 3573966), (5940, 3357362), (6138, 3249060), (6696, 2978305), (6820, 2924154), (8184, 2436795), (8370, 2382644), (9207, 2166040), (10230, 1949436), (11160, 1786983), (11880, 1678681), (12276, 1624530), (13640, 1462077), (15345, 1299624), (16740, 1191322), (18414, 1083020), (20460, 974718), (24552, 812265), (30690, 649812), (33480, 595661), (36828, 541510), (40920, 487359), (46035, 433208), (54151, 368280), (61380, 324906), (73656, 270755), (92070, 216604), (108302, 184140), (122760, 162453)]