180135256

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 397900800

約数和(自身を除く): 217765544

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 239, 301, 313, 344, 478, 602, 626, 956, 1204, 1252, 1673, 1912, 2191, 2408, 2504, 3346, 4382, 6692, 8764, 10277, 13384, 13459, 17528, 20554, 26918, 41108, 53836, 71939, 74807, 82216, 94213, 107672, 143878, 149614, 188426, 287756, 299228, 376852, 523649, 575512, 598456, 753704, 1047298, 2094596, 3216701, 4189192, 6433402, 12866804, 22516907, 25733608, 45033814, 90067628, 180135256]

約数ペア:

[(1, 180135256), (2, 90067628), (4, 45033814), (7, 25733608), (8, 22516907), (14, 12866804), (28, 6433402), (43, 4189192), (56, 3216701), (86, 2094596), (172, 1047298), (239, 753704), (301, 598456), (313, 575512), (344, 523649), (478, 376852), (602, 299228), (626, 287756), (956, 188426), (1204, 149614), (1252, 143878), (1673, 107672), (1912, 94213), (2191, 82216), (2408, 74807), (2504, 71939), (3346, 53836), (4382, 41108), (6692, 26918), (8764, 20554), (10277, 17528), (13384, 13459)]