185819985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 363242880

約数和(自身を除く): 177422895

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 83, 89, 117, 129, 195, 215, 249, 267, 387, 415, 445, 559, 585, 645, 747, 801, 1079, 1157, 1245, 1335, 1677, 1935, 2795, 3237, 3471, 3569, 3735, 3827, 4005, 5031, 5395, 5785, 7387, 8385, 9711, 10413, 10707, 11481, 16185, 17355, 17845, 19135, 22161, 25155, 32121, 34443, 36935, 46397, 48555, 49751, 52065, 53535, 57405, 66483, 96031, 110805, 139191, 149253, 160605, 172215, 231985, 248755, 288093, 317641, 332415, 417573, 447759, 480155, 695955, 746265, 864279, 952923, 1440465, 1588205, 2087865, 2238795, 2858769, 4129333, 4321395, 4764615, 12387999, 14293845, 20646665, 37163997, 61939995, 185819985]

約数ペア:

[(1, 185819985), (3, 61939995), (5, 37163997), (9, 20646665), (13, 14293845), (15, 12387999), (39, 4764615), (43, 4321395), (45, 4129333), (65, 2858769), (83, 2238795), (89, 2087865), (117, 1588205), (129, 1440465), (195, 952923), (215, 864279), (249, 746265), (267, 695955), (387, 480155), (415, 447759), (445, 417573), (559, 332415), (585, 317641), (645, 288093), (747, 248755), (801, 231985), (1079, 172215), (1157, 160605), (1245, 149253), (1335, 139191), (1677, 110805), (1935, 96031), (2795, 66483), (3237, 57405), (3471, 53535), (3569, 52065), (3735, 49751), (3827, 48555), (4005, 46397), (5031, 36935), (5395, 34443), (5785, 32121), (7387, 25155), (8385, 22161), (9711, 19135), (10413, 17845), (10707, 17355), (11481, 16185)]