128507610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55631}}^1$

素因数の和:55659

約数の個数: 64

約数和(自身を含む): 384528384

約数和(自身を除く): 256020774

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 55631, 111262, 166893, 278155, 333786, 389417, 556310, 611941, 778834, 834465, 1168251, 1223882, 1668930, 1835823, 1947085, 2336502, 3059705, 3671646, 3894170, 4283587, 5841255, 6119410, 8567174, 9179115, 11682510, 12850761, 18358230, 21417935, 25701522, 42835870, 64253805, 128507610]

約数ペア:

[(1, 128507610), (2, 64253805), (3, 42835870), (5, 25701522), (6, 21417935), (7, 18358230), (10, 12850761), (11, 11682510), (14, 9179115), (15, 8567174), (21, 6119410), (22, 5841255), (30, 4283587), (33, 3894170), (35, 3671646), (42, 3059705), (55, 2336502), (66, 1947085), (70, 1835823), (77, 1668930), (105, 1223882), (110, 1168251), (154, 834465), (165, 778834), (210, 611941), (231, 556310), (330, 389417), (385, 333786), (462, 278155), (770, 166893), (1155, 111262), (2310, 55631)]