20108965920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{6791}}^1$

素因数の和:7039

約数の個数: 192

約数和(自身を含む): 65724825600

約数和(自身を除く): 45615859680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 199, 240, 248, 310, 372, 398, 465, 480, 496, 597, 620, 744, 796, 930, 992, 995, 1194, 1240, 1488, 1592, 1860, 1990, 2388, 2480, 2976, 2985, 3184, 3720, 3980, 4776, 4960, 5970, 6169, 6368, 6791, 7440, 7960, 9552, 11940, 12338, 13582, 14880, 15920, 18507, 19104, 20373, 23880, 24676, 27164, 30845, 31840, 33955, 37014, 40746, 47760, 49352, 54328, 61690, 67910, 74028, 81492, 92535, 95520, 98704, 101865, 108656, 123380, 135820, 148056, 162984, 185070, 197408, 203730, 210521, 217312, 246760, 271640, 296112, 325968, 370140, 407460, 421042, 493520, 543280, 592224, 631563, 651936, 740280, 814920, 842084, 987040, 1052605, 1086560, 1263126, 1351409, 1480560, 1629840, 1684168, 2105210, 2526252, 2702818, 2961120, 3157815, 3259680, 3368336, 4054227, 4210420, 5052504, 5405636, 6315630, 6736672, 6757045, 8108454, 8420840, 10105008, 10811272, 12631260, 13514090, 16216908, 16841680, 20210016, 20271135, 21622544, 25262520, 27028180, 32433816, 33683360, 40542270, 41893679, 43245088, 50525040, 54056360, 64867632, 81084540, 83787358, 101050080, 108112720, 125681037, 129735264, 162169080, 167574716, 209468395, 216225440, 251362074, 324338160, 335149432, 418936790, 502724148, 628405185, 648676320, 670298864, 837873580, 1005448296, 1256810370, 1340597728, 1675747160, 2010896592, 2513620740, 3351494320, 4021793184, 5027241480, 6702988640, 10054482960, 20108965920]

約数ペア:

[(1, 20108965920), (2, 10054482960), (3, 6702988640), (4, 5027241480), (5, 4021793184), (6, 3351494320), (8, 2513620740), (10, 2010896592), (12, 1675747160), (15, 1340597728), (16, 1256810370), (20, 1005448296), (24, 837873580), (30, 670298864), (31, 648676320), (32, 628405185), (40, 502724148), (48, 418936790), (60, 335149432), (62, 324338160), (80, 251362074), (93, 216225440), (96, 209468395), (120, 167574716), (124, 162169080), (155, 129735264), (160, 125681037), (186, 108112720), (199, 101050080), (240, 83787358), (248, 81084540), (310, 64867632), (372, 54056360), (398, 50525040), (465, 43245088), (480, 41893679), (496, 40542270), (597, 33683360), (620, 32433816), (744, 27028180), (796, 25262520), (930, 21622544), (992, 20271135), (995, 20210016), (1194, 16841680), (1240, 16216908), (1488, 13514090), (1592, 12631260), (1860, 10811272), (1990, 10105008), (2388, 8420840), (2480, 8108454), (2976, 6757045), (2985, 6736672), (3184, 6315630), (3720, 5405636), (3980, 5052504), (4776, 4210420), (4960, 4054227), (5970, 3368336), (6169, 3259680), (6368, 3157815), (6791, 2961120), (7440, 2702818), (7960, 2526252), (9552, 2105210), (11940, 1684168), (12338, 1629840), (13582, 1480560), (14880, 1351409), (15920, 1263126), (18507, 1086560), (19104, 1052605), (20373, 987040), (23880, 842084), (24676, 814920), (27164, 740280), (30845, 651936), (31840, 631563), (33955, 592224), (37014, 543280), (40746, 493520), (47760, 421042), (49352, 407460), (54328, 370140), (61690, 325968), (67910, 296112), (74028, 271640), (81492, 246760), (92535, 217312), (95520, 210521), (98704, 203730), (101865, 197408), (108656, 185070), (123380, 162984), (135820, 148056)]