20895015960

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23623}}^1$

素因数の和:23669

約数の個数: 384

約数和(自身を含む): 86679290880

約数和(自身を除く): 65784274920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 81, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 162, 168, 180, 182, 189, 195, 210, 216, 234, 243, 252, 260, 270, 273, 280, 312, 315, 324, 351, 360, 364, 378, 390, 405, 420, 455, 468, 486, 504, 520, 540, 546, 567, 585, 630, 648, 702, 728, 756, 780, 810, 819, 840, 910, 936, 945, 972, 1053, 1080, 1092, 1134, 1170, 1215, 1260, 1365, 1404, 1512, 1560, 1620, 1638, 1701, 1755, 1820, 1890, 1944, 2106, 2184, 2268, 2340, 2430, 2457, 2520, 2730, 2808, 2835, 3159, 3240, 3276, 3402, 3510, 3640, 3780, 4095, 4212, 4536, 4680, 4860, 4914, 5265, 5460, 5670, 6318, 6552, 6804, 7020, 7371, 7560, 8190, 8424, 8505, 9720, 9828, 10530, 10920, 11340, 12285, 12636, 13608, 14040, 14742, 15795, 16380, 17010, 19656, 21060, 22113, 22680, 23623, 24570, 25272, 29484, 31590, 32760, 34020, 36855, 42120, 44226, 47246, 49140, 58968, 63180, 68040, 70869, 73710, 88452, 94492, 98280, 110565, 118115, 126360, 141738, 147420, 165361, 176904, 188984, 212607, 221130, 236230, 283476, 294840, 307099, 330722, 354345, 425214, 442260, 472460, 496083, 566952, 614198, 637821, 661444, 708690, 826805, 850428, 884520, 921297, 944920, 992166, 1063035, 1228396, 1275642, 1322888, 1417380, 1488249, 1535495, 1653610, 1700856, 1842594, 1913463, 1984332, 2126070, 2149693, 2456792, 2480415, 2551284, 2763891, 2834760, 2976498, 3070990, 3189105, 3307220, 3685188, 3826926, 3968664, 4252140, 4299386, 4464747, 4606485, 4960830, 5102568, 5527782, 5740389, 5952996, 6141980, 6378210, 6449079, 6614440, 7370376, 7441245, 7653852, 8291673, 8504280, 8598772, 8929494, 9212970, 9567315, 9921660, 10748465, 11055564, 11480778, 11905992, 12283960, 12756420, 12898158, 13394241, 13819455, 14882490, 15307704, 16583346, 17197544, 17858988, 18425940, 19134630, 19347237, 19843320, 21496930, 22111128, 22323735, 22961556, 24875019, 25512840, 25796316, 26788482, 27638910, 28701945, 29764980, 32245395, 33166692, 35717976, 36851880, 38269260, 38694474, 40182723, 41458365, 42993860, 44647470, 45923112, 49750038, 51592632, 53576964, 55277820, 57403890, 58041711, 59529960, 64490790, 66333384, 66971205, 74625057, 76538520, 77388948, 80365446, 82916730, 85987720, 89294940, 96736185, 99500076, 107153928, 110555640, 114807780, 116083422, 124375095, 128981580, 133942410, 149250114, 154777896, 160730892, 165833460, 174125133, 178589880, 193472370, 199000152, 200913615, 229615560, 232166844, 248750190, 257963160, 267884820, 290208555, 298500228, 321461784, 331666920, 348250266, 373125285, 386944740, 401827230, 464333688, 497500380, 522375399, 535769640, 580417110, 597000456, 696500532, 746250570, 773889480, 803654460, 870625665, 995000760, 1044750798, 1160834220, 1393001064, 1492501140, 1607308920, 1741251330, 2089501596, 2321668440, 2611876995, 2985002280, 3482502660, 4179003192, 5223753990, 6965005320, 10447507980, 20895015960]

約数ペア:

[(1, 20895015960), (2, 10447507980), (3, 6965005320), (4, 5223753990), (5, 4179003192), (6, 3482502660), (7, 2985002280), (8, 2611876995), (9, 2321668440), (10, 2089501596), (12, 1741251330), (13, 1607308920), (14, 1492501140), (15, 1393001064), (18, 1160834220), (20, 1044750798), (21, 995000760), (24, 870625665), (26, 803654460), (27, 773889480), (28, 746250570), (30, 696500532), (35, 597000456), (36, 580417110), (39, 535769640), (40, 522375399), (42, 497500380), (45, 464333688), (52, 401827230), (54, 386944740), (56, 373125285), (60, 348250266), (63, 331666920), (65, 321461784), (70, 298500228), (72, 290208555), (78, 267884820), (81, 257963160), (84, 248750190), (90, 232166844), (91, 229615560), (104, 200913615), (105, 199000152), (108, 193472370), (117, 178589880), (120, 174125133), (126, 165833460), (130, 160730892), (135, 154777896), (140, 149250114), (156, 133942410), (162, 128981580), (168, 124375095), (180, 116083422), (182, 114807780), (189, 110555640), (195, 107153928), (210, 99500076), (216, 96736185), (234, 89294940), (243, 85987720), (252, 82916730), (260, 80365446), (270, 77388948), (273, 76538520), (280, 74625057), (312, 66971205), (315, 66333384), (324, 64490790), (351, 59529960), (360, 58041711), (364, 57403890), (378, 55277820), (390, 53576964), (405, 51592632), (420, 49750038), (455, 45923112), (468, 44647470), (486, 42993860), (504, 41458365), (520, 40182723), (540, 38694474), (546, 38269260), (567, 36851880), (585, 35717976), (630, 33166692), (648, 32245395), (702, 29764980), (728, 28701945), (756, 27638910), (780, 26788482), (810, 25796316), (819, 25512840), (840, 24875019), (910, 22961556), (936, 22323735), (945, 22111128), (972, 21496930), (1053, 19843320), (1080, 19347237), (1092, 19134630), (1134, 18425940), (1170, 17858988), (1215, 17197544), (1260, 16583346), (1365, 15307704), (1404, 14882490), (1512, 13819455), (1560, 13394241), (1620, 12898158), (1638, 12756420), (1701, 12283960), (1755, 11905992), (1820, 11480778), (1890, 11055564), (1944, 10748465), (2106, 9921660), (2184, 9567315), (2268, 9212970), (2340, 8929494), (2430, 8598772), (2457, 8504280), (2520, 8291673), (2730, 7653852), (2808, 7441245), (2835, 7370376), (3159, 6614440), (3240, 6449079), (3276, 6378210), (3402, 6141980), (3510, 5952996), (3640, 5740389), (3780, 5527782), (4095, 5102568), (4212, 4960830), (4536, 4606485), (4680, 4464747), (4860, 4299386), (4914, 4252140), (5265, 3968664), (5460, 3826926), (5670, 3685188), (6318, 3307220), (6552, 3189105), (6804, 3070990), (7020, 2976498), (7371, 2834760), (7560, 2763891), (8190, 2551284), (8424, 2480415), (8505, 2456792), (9720, 2149693), (9828, 2126070), (10530, 1984332), (10920, 1913463), (11340, 1842594), (12285, 1700856), (12636, 1653610), (13608, 1535495), (14040, 1488249), (14742, 1417380), (15795, 1322888), (16380, 1275642), (17010, 1228396), (19656, 1063035), (21060, 992166), (22113, 944920), (22680, 921297), (23623, 884520), (24570, 850428), (25272, 826805), (29484, 708690), (31590, 661444), (32760, 637821), (34020, 614198), (36855, 566952), (42120, 496083), (44226, 472460), (47246, 442260), (49140, 425214), (58968, 354345), (63180, 330722), (68040, 307099), (70869, 294840), (73710, 283476), (88452, 236230), (94492, 221130), (98280, 212607), (110565, 188984), (118115, 176904), (126360, 165361), (141738, 147420)]