80657040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 265982976

約数和(自身を除く): 185325936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 48, 60, 62, 74, 80, 93, 111, 120, 124, 148, 155, 185, 186, 222, 240, 248, 293, 296, 310, 370, 372, 444, 465, 496, 555, 586, 592, 620, 740, 744, 879, 888, 930, 1110, 1147, 1172, 1240, 1465, 1480, 1488, 1758, 1776, 1860, 2220, 2294, 2344, 2480, 2930, 2960, 3441, 3516, 3720, 4395, 4440, 4588, 4688, 5735, 5860, 6882, 7032, 7440, 8790, 8880, 9083, 9176, 10841, 11470, 11720, 13764, 14064, 17205, 17580, 18166, 18352, 21682, 22940, 23440, 27249, 27528, 32523, 34410, 35160, 36332, 43364, 45415, 45880, 54205, 54498, 55056, 65046, 68820, 70320, 72664, 86728, 90830, 91760, 108410, 108996, 130092, 136245, 137640, 145328, 162615, 173456, 181660, 216820, 217992, 260184, 272490, 275280, 325230, 336071, 363320, 433640, 435984, 520368, 544980, 650460, 672142, 726640, 867280, 1008213, 1089960, 1300920, 1344284, 1680355, 2016426, 2179920, 2601840, 2688568, 3360710, 4032852, 5041065, 5377136, 6721420, 8065704, 10082130, 13442840, 16131408, 20164260, 26885680, 40328520, 80657040]

約数ペア:

[(1, 80657040), (2, 40328520), (3, 26885680), (4, 20164260), (5, 16131408), (6, 13442840), (8, 10082130), (10, 8065704), (12, 6721420), (15, 5377136), (16, 5041065), (20, 4032852), (24, 3360710), (30, 2688568), (31, 2601840), (37, 2179920), (40, 2016426), (48, 1680355), (60, 1344284), (62, 1300920), (74, 1089960), (80, 1008213), (93, 867280), (111, 726640), (120, 672142), (124, 650460), (148, 544980), (155, 520368), (185, 435984), (186, 433640), (222, 363320), (240, 336071), (248, 325230), (293, 275280), (296, 272490), (310, 260184), (370, 217992), (372, 216820), (444, 181660), (465, 173456), (496, 162615), (555, 145328), (586, 137640), (592, 136245), (620, 130092), (740, 108996), (744, 108410), (879, 91760), (888, 90830), (930, 86728), (1110, 72664), (1147, 70320), (1172, 68820), (1240, 65046), (1465, 55056), (1480, 54498), (1488, 54205), (1758, 45880), (1776, 45415), (1860, 43364), (2220, 36332), (2294, 35160), (2344, 34410), (2480, 32523), (2930, 27528), (2960, 27249), (3441, 23440), (3516, 22940), (3720, 21682), (4395, 18352), (4440, 18166), (4588, 17580), (4688, 17205), (5735, 14064), (5860, 13764), (6882, 11720), (7032, 11470), (7440, 10841), (8790, 9176), (8880, 9083)]