157099558

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 306432000

約数和(自身を除く): 149332442

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 79, 154, 158, 259, 349, 407, 518, 553, 698, 814, 869, 1106, 1738, 2443, 2849, 2923, 3839, 4886, 5698, 5846, 6083, 7678, 12166, 12913, 20461, 25826, 26873, 27571, 32153, 40922, 53746, 55142, 64306, 90391, 142043, 180782, 192997, 225071, 284086, 303281, 385994, 450142, 606562, 994301, 1020127, 1988602, 2040254, 2122967, 4245934, 7140889, 11221397, 14281778, 22442794, 78549779, 157099558]

約数ペア:

[(1, 157099558), (2, 78549779), (7, 22442794), (11, 14281778), (14, 11221397), (22, 7140889), (37, 4245934), (74, 2122967), (77, 2040254), (79, 1988602), (154, 1020127), (158, 994301), (259, 606562), (349, 450142), (407, 385994), (518, 303281), (553, 284086), (698, 225071), (814, 192997), (869, 180782), (1106, 142043), (1738, 90391), (2443, 64306), (2849, 55142), (2923, 53746), (3839, 40922), (4886, 32153), (5698, 27571), (5846, 26873), (6083, 25826), (7678, 20461), (12166, 12913)]