212812530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 128

約数和(自身を含む): 610675200

約数和(自身を除く): 397862670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 61, 70, 74, 105, 111, 122, 183, 185, 210, 222, 259, 305, 366, 370, 427, 449, 518, 555, 610, 777, 854, 898, 915, 1110, 1281, 1295, 1347, 1554, 1830, 2135, 2245, 2257, 2562, 2590, 2694, 3143, 3885, 4270, 4490, 4514, 6286, 6405, 6735, 6771, 7770, 9429, 11285, 12810, 13470, 13542, 15715, 15799, 16613, 18858, 22570, 27389, 31430, 31598, 33226, 33855, 47145, 47397, 49839, 54778, 67710, 78995, 82167, 83065, 94290, 94794, 99678, 116291, 136945, 157990, 164334, 166130, 191723, 232582, 236985, 249195, 273890, 348873, 383446, 410835, 473970, 498390, 575169, 581455, 697746, 821670, 958615, 1013393, 1150338, 1162910, 1744365, 1917230, 2026786, 2875845, 3040179, 3488730, 5066965, 5751690, 6080358, 7093751, 10133930, 14187502, 15200895, 21281253, 30401790, 35468755, 42562506, 70937510, 106406265, 212812530]

約数ペア:

[(1, 212812530), (2, 106406265), (3, 70937510), (5, 42562506), (6, 35468755), (7, 30401790), (10, 21281253), (14, 15200895), (15, 14187502), (21, 10133930), (30, 7093751), (35, 6080358), (37, 5751690), (42, 5066965), (61, 3488730), (70, 3040179), (74, 2875845), (105, 2026786), (111, 1917230), (122, 1744365), (183, 1162910), (185, 1150338), (210, 1013393), (222, 958615), (259, 821670), (305, 697746), (366, 581455), (370, 575169), (427, 498390), (449, 473970), (518, 410835), (555, 383446), (610, 348873), (777, 273890), (854, 249195), (898, 236985), (915, 232582), (1110, 191723), (1281, 166130), (1295, 164334), (1347, 157990), (1554, 136945), (1830, 116291), (2135, 99678), (2245, 94794), (2257, 94290), (2562, 83065), (2590, 82167), (2694, 78995), (3143, 67710), (3885, 54778), (4270, 49839), (4490, 47397), (4514, 47145), (6286, 33855), (6405, 33226), (6735, 31598), (6771, 31430), (7770, 27389), (9429, 22570), (11285, 18858), (12810, 16613), (13470, 15799), (13542, 15715)]