155687896

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 370016640

約数和(自身を除く): 214328744

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 137, 182, 196, 223, 274, 364, 392, 446, 548, 637, 728, 892, 959, 1096, 1274, 1561, 1781, 1784, 1918, 2548, 2899, 3122, 3562, 3836, 5096, 5798, 6244, 6713, 7124, 7672, 10927, 11596, 12467, 12488, 13426, 14248, 20293, 21854, 23192, 24934, 26852, 30551, 40586, 43708, 49868, 53704, 61102, 81172, 87269, 87416, 99736, 122204, 142051, 162344, 174538, 213857, 244408, 284102, 349076, 397163, 427714, 568204, 698152, 794326, 855428, 1136408, 1496999, 1588652, 1710856, 2780141, 2993998, 3177304, 5560282, 5987996, 11120564, 11975992, 19460987, 22241128, 38921974, 77843948, 155687896]

約数ペア:

[(1, 155687896), (2, 77843948), (4, 38921974), (7, 22241128), (8, 19460987), (13, 11975992), (14, 11120564), (26, 5987996), (28, 5560282), (49, 3177304), (52, 2993998), (56, 2780141), (91, 1710856), (98, 1588652), (104, 1496999), (137, 1136408), (182, 855428), (196, 794326), (223, 698152), (274, 568204), (364, 427714), (392, 397163), (446, 349076), (548, 284102), (637, 244408), (728, 213857), (892, 174538), (959, 162344), (1096, 142051), (1274, 122204), (1561, 99736), (1781, 87416), (1784, 87269), (1918, 81172), (2548, 61102), (2899, 53704), (3122, 49868), (3562, 43708), (3836, 40586), (5096, 30551), (5798, 26852), (6244, 24934), (6713, 23192), (7124, 21854), (7672, 20293), (10927, 14248), (11596, 13426), (12467, 12488)]