171998280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 588107520

約数和(自身を除く): 416109240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 43, 45, 60, 72, 82, 86, 90, 120, 123, 129, 164, 172, 180, 205, 215, 246, 258, 271, 328, 344, 360, 369, 387, 410, 430, 492, 516, 542, 615, 645, 738, 774, 813, 820, 860, 984, 1032, 1084, 1230, 1290, 1355, 1476, 1548, 1626, 1640, 1720, 1763, 1845, 1935, 2168, 2439, 2460, 2580, 2710, 2952, 3096, 3252, 3526, 3690, 3870, 4065, 4878, 4920, 5160, 5289, 5420, 6504, 7052, 7380, 7740, 8130, 8815, 9756, 10578, 10840, 11111, 11653, 12195, 14104, 14760, 15480, 15867, 16260, 17630, 19512, 21156, 22222, 23306, 24390, 26445, 31734, 32520, 33333, 34959, 35260, 42312, 44444, 46612, 48780, 52890, 55555, 58265, 63468, 66666, 69918, 70520, 79335, 88888, 93224, 97560, 99999, 104877, 105780, 111110, 116530, 126936, 133332, 139836, 158670, 166665, 174795, 199998, 209754, 211560, 222220, 233060, 266664, 279672, 317340, 333330, 349590, 399996, 419508, 444440, 466120, 477773, 499995, 524385, 634680, 666660, 699180, 799992, 839016, 955546, 999990, 1048770, 1333320, 1398360, 1433319, 1911092, 1999980, 2097540, 2388865, 2866638, 3822184, 3999960, 4195080, 4299957, 4777730, 5733276, 7166595, 8599914, 9555460, 11466552, 14333190, 17199828, 19110920, 21499785, 28666380, 34399656, 42999570, 57332760, 85999140, 171998280]

約数ペア:

[(1, 171998280), (2, 85999140), (3, 57332760), (4, 42999570), (5, 34399656), (6, 28666380), (8, 21499785), (9, 19110920), (10, 17199828), (12, 14333190), (15, 11466552), (18, 9555460), (20, 8599914), (24, 7166595), (30, 5733276), (36, 4777730), (40, 4299957), (41, 4195080), (43, 3999960), (45, 3822184), (60, 2866638), (72, 2388865), (82, 2097540), (86, 1999980), (90, 1911092), (120, 1433319), (123, 1398360), (129, 1333320), (164, 1048770), (172, 999990), (180, 955546), (205, 839016), (215, 799992), (246, 699180), (258, 666660), (271, 634680), (328, 524385), (344, 499995), (360, 477773), (369, 466120), (387, 444440), (410, 419508), (430, 399996), (492, 349590), (516, 333330), (542, 317340), (615, 279672), (645, 266664), (738, 233060), (774, 222220), (813, 211560), (820, 209754), (860, 199998), (984, 174795), (1032, 166665), (1084, 158670), (1230, 139836), (1290, 133332), (1355, 126936), (1476, 116530), (1548, 111110), (1626, 105780), (1640, 104877), (1720, 99999), (1763, 97560), (1845, 93224), (1935, 88888), (2168, 79335), (2439, 70520), (2460, 69918), (2580, 66666), (2710, 63468), (2952, 58265), (3096, 55555), (3252, 52890), (3526, 48780), (3690, 46612), (3870, 44444), (4065, 42312), (4878, 35260), (4920, 34959), (5160, 33333), (5289, 32520), (5420, 31734), (6504, 26445), (7052, 24390), (7380, 23306), (7740, 22222), (8130, 21156), (8815, 19512), (9756, 17630), (10578, 16260), (10840, 15867), (11111, 15480), (11653, 14760), (12195, 14104)]