31147212780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{112583}}^1$

素因数の和:112680

約数の個数: 144

約数和(自身を含む): 99582799680

約数和(自身を除く): 68435586900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 53, 58, 60, 87, 90, 106, 116, 145, 159, 174, 180, 212, 261, 265, 290, 318, 348, 435, 477, 522, 530, 580, 636, 795, 870, 954, 1044, 1060, 1305, 1537, 1590, 1740, 1908, 2385, 2610, 3074, 3180, 4611, 4770, 5220, 6148, 7685, 9222, 9540, 13833, 15370, 18444, 23055, 27666, 30740, 46110, 55332, 69165, 92220, 112583, 138330, 225166, 276660, 337749, 450332, 562915, 675498, 1013247, 1125830, 1350996, 1688745, 2026494, 2251660, 3264907, 3377490, 4052988, 5066235, 5966899, 6529814, 6754980, 9794721, 10132470, 11933798, 13059628, 16324535, 17900697, 19589442, 20264940, 23867596, 29384163, 29834495, 32649070, 35801394, 39178884, 48973605, 53702091, 58768326, 59668990, 65298140, 71602788, 89503485, 97947210, 107404182, 117536652, 119337980, 146920815, 173040071, 179006970, 195894420, 214808364, 268510455, 293841630, 346080142, 358013940, 519120213, 537020910, 587683260, 692160284, 865200355, 1038240426, 1074041820, 1557360639, 1730400710, 2076480852, 2595601065, 3114721278, 3460801420, 5191202130, 6229442556, 7786803195, 10382404260, 15573606390, 31147212780]

約数ペア:

[(1, 31147212780), (2, 15573606390), (3, 10382404260), (4, 7786803195), (5, 6229442556), (6, 5191202130), (9, 3460801420), (10, 3114721278), (12, 2595601065), (15, 2076480852), (18, 1730400710), (20, 1557360639), (29, 1074041820), (30, 1038240426), (36, 865200355), (45, 692160284), (53, 587683260), (58, 537020910), (60, 519120213), (87, 358013940), (90, 346080142), (106, 293841630), (116, 268510455), (145, 214808364), (159, 195894420), (174, 179006970), (180, 173040071), (212, 146920815), (261, 119337980), (265, 117536652), (290, 107404182), (318, 97947210), (348, 89503485), (435, 71602788), (477, 65298140), (522, 59668990), (530, 58768326), (580, 53702091), (636, 48973605), (795, 39178884), (870, 35801394), (954, 32649070), (1044, 29834495), (1060, 29384163), (1305, 23867596), (1537, 20264940), (1590, 19589442), (1740, 17900697), (1908, 16324535), (2385, 13059628), (2610, 11933798), (3074, 10132470), (3180, 9794721), (4611, 6754980), (4770, 6529814), (5220, 5966899), (6148, 5066235), (7685, 4052988), (9222, 3377490), (9540, 3264907), (13833, 2251660), (15370, 2026494), (18444, 1688745), (23055, 1350996), (27666, 1125830), (30740, 1013247), (46110, 675498), (55332, 562915), (69165, 450332), (92220, 337749), (112583, 276660), (138330, 225166)]