31959450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 92851200

約数和(自身を除く): 60891750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 31, 45, 50, 58, 62, 75, 79, 87, 90, 93, 145, 150, 155, 158, 174, 186, 225, 237, 261, 279, 290, 310, 395, 435, 450, 465, 474, 522, 558, 711, 725, 775, 790, 870, 899, 930, 1185, 1305, 1395, 1422, 1450, 1550, 1798, 1975, 2175, 2291, 2325, 2370, 2449, 2610, 2697, 2790, 3555, 3950, 4350, 4495, 4582, 4650, 4898, 5394, 5925, 6525, 6873, 6975, 7110, 7347, 8091, 8990, 11455, 11850, 12245, 13050, 13485, 13746, 13950, 14694, 16182, 17775, 20619, 22041, 22475, 22910, 24490, 26970, 34365, 35550, 36735, 40455, 41238, 44082, 44950, 57275, 61225, 67425, 68730, 71021, 73470, 80910, 103095, 110205, 114550, 122450, 134850, 142042, 171825, 183675, 202275, 206190, 213063, 220410, 343650, 355105, 367350, 404550, 426126, 515475, 551025, 639189, 710210, 1030950, 1065315, 1102050, 1278378, 1775525, 2130630, 3195945, 3551050, 5326575, 6391890, 10653150, 15979725, 31959450]

約数ペア:

[(1, 31959450), (2, 15979725), (3, 10653150), (5, 6391890), (6, 5326575), (9, 3551050), (10, 3195945), (15, 2130630), (18, 1775525), (25, 1278378), (29, 1102050), (30, 1065315), (31, 1030950), (45, 710210), (50, 639189), (58, 551025), (62, 515475), (75, 426126), (79, 404550), (87, 367350), (90, 355105), (93, 343650), (145, 220410), (150, 213063), (155, 206190), (158, 202275), (174, 183675), (186, 171825), (225, 142042), (237, 134850), (261, 122450), (279, 114550), (290, 110205), (310, 103095), (395, 80910), (435, 73470), (450, 71021), (465, 68730), (474, 67425), (522, 61225), (558, 57275), (711, 44950), (725, 44082), (775, 41238), (790, 40455), (870, 36735), (899, 35550), (930, 34365), (1185, 26970), (1305, 24490), (1395, 22910), (1422, 22475), (1450, 22041), (1550, 20619), (1798, 17775), (1975, 16182), (2175, 14694), (2291, 13950), (2325, 13746), (2370, 13485), (2449, 13050), (2610, 12245), (2697, 11850), (2790, 11455), (3555, 8990), (3950, 8091), (4350, 7347), (4495, 7110), (4582, 6975), (4650, 6873), (4898, 6525), (5394, 5925)]