156667160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 406123200

約数和(自身を除く): 249456040

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 101, 104, 130, 152, 157, 190, 202, 247, 260, 314, 380, 404, 494, 505, 520, 628, 760, 785, 808, 988, 1010, 1235, 1256, 1313, 1570, 1919, 1976, 2020, 2041, 2470, 2626, 2983, 3140, 3838, 4040, 4082, 4940, 5252, 5966, 6280, 6565, 7676, 8164, 9595, 9880, 10205, 10504, 11932, 13130, 14915, 15352, 15857, 16328, 19190, 20410, 23864, 24947, 26260, 29830, 31714, 38380, 38779, 40820, 49894, 52520, 59660, 63428, 76760, 77558, 79285, 81640, 99788, 119320, 124735, 126856, 155116, 158570, 193895, 199576, 206141, 249470, 301283, 310232, 317140, 387790, 412282, 498940, 602566, 634280, 775580, 824564, 997880, 1030705, 1205132, 1506415, 1551160, 1649128, 2061410, 2410264, 3012830, 3916679, 4122820, 6025660, 7833358, 8245640, 12051320, 15666716, 19583395, 31333432, 39166790, 78333580, 156667160]

約数ペア:

[(1, 156667160), (2, 78333580), (4, 39166790), (5, 31333432), (8, 19583395), (10, 15666716), (13, 12051320), (19, 8245640), (20, 7833358), (26, 6025660), (38, 4122820), (40, 3916679), (52, 3012830), (65, 2410264), (76, 2061410), (95, 1649128), (101, 1551160), (104, 1506415), (130, 1205132), (152, 1030705), (157, 997880), (190, 824564), (202, 775580), (247, 634280), (260, 602566), (314, 498940), (380, 412282), (404, 387790), (494, 317140), (505, 310232), (520, 301283), (628, 249470), (760, 206141), (785, 199576), (808, 193895), (988, 158570), (1010, 155116), (1235, 126856), (1256, 124735), (1313, 119320), (1570, 99788), (1919, 81640), (1976, 79285), (2020, 77558), (2041, 76760), (2470, 63428), (2626, 59660), (2983, 52520), (3140, 49894), (3838, 40820), (4040, 38779), (4082, 38380), (4940, 31714), (5252, 29830), (5966, 26260), (6280, 24947), (6565, 23864), (7676, 20410), (8164, 19190), (9595, 16328), (9880, 15857), (10205, 15352), (10504, 14915), (11932, 13130)]