215582640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9871}}^1$

素因数の和:9907

約数の個数: 160

約数和(自身を含む): 822614016

約数和(自身を除く): 607031376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 9871, 10920, 19742, 21840, 29613, 39484, 49355, 59226, 69097, 78968, 98710, 118452, 128323, 138194, 148065, 157936, 197420, 207291, 236904, 256646, 276388, 296130, 345485, 384969, 394840, 414582, 473808, 513292, 552776, 592260, 641615, 690970, 769938, 789680, 829164, 898261, 1026584, 1036455, 1105552, 1184520, 1283230, 1381940, 1539876, 1658328, 1796522, 1924845, 2053168, 2072910, 2369040, 2566460, 2694783, 2763880, 3079752, 3316656, 3593044, 3849690, 4145820, 4491305, 5132920, 5389566, 5527760, 6159504, 7186088, 7699380, 8291640, 8982610, 10265840, 10779132, 13473915, 14372176, 15398760, 16583280, 17965220, 21558264, 26947830, 30797520, 35930440, 43116528, 53895660, 71860880, 107791320, 215582640]

約数ペア:

[(1, 215582640), (2, 107791320), (3, 71860880), (4, 53895660), (5, 43116528), (6, 35930440), (7, 30797520), (8, 26947830), (10, 21558264), (12, 17965220), (13, 16583280), (14, 15398760), (15, 14372176), (16, 13473915), (20, 10779132), (21, 10265840), (24, 8982610), (26, 8291640), (28, 7699380), (30, 7186088), (35, 6159504), (39, 5527760), (40, 5389566), (42, 5132920), (48, 4491305), (52, 4145820), (56, 3849690), (60, 3593044), (65, 3316656), (70, 3079752), (78, 2763880), (80, 2694783), (84, 2566460), (91, 2369040), (104, 2072910), (105, 2053168), (112, 1924845), (120, 1796522), (130, 1658328), (140, 1539876), (156, 1381940), (168, 1283230), (182, 1184520), (195, 1105552), (208, 1036455), (210, 1026584), (240, 898261), (260, 829164), (273, 789680), (280, 769938), (312, 690970), (336, 641615), (364, 592260), (390, 552776), (420, 513292), (455, 473808), (520, 414582), (546, 394840), (560, 384969), (624, 345485), (728, 296130), (780, 276388), (840, 256646), (910, 236904), (1040, 207291), (1092, 197420), (1365, 157936), (1456, 148065), (1560, 138194), (1680, 128323), (1820, 118452), (2184, 98710), (2730, 78968), (3120, 69097), (3640, 59226), (4368, 49355), (5460, 39484), (7280, 29613), (9871, 21840), (10920, 19742)]