2585340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 8019648

約数和(自身を除く): 5434308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 271, 318, 477, 530, 542, 636, 795, 813, 954, 1060, 1084, 1355, 1590, 1626, 1908, 2385, 2439, 2710, 3180, 3252, 4065, 4770, 4878, 5420, 8130, 9540, 9756, 12195, 14363, 16260, 24390, 28726, 43089, 48780, 57452, 71815, 86178, 129267, 143630, 172356, 215445, 258534, 287260, 430890, 517068, 646335, 861780, 1292670, 2585340]

約数ペア:

[(1, 2585340), (2, 1292670), (3, 861780), (4, 646335), (5, 517068), (6, 430890), (9, 287260), (10, 258534), (12, 215445), (15, 172356), (18, 143630), (20, 129267), (30, 86178), (36, 71815), (45, 57452), (53, 48780), (60, 43089), (90, 28726), (106, 24390), (159, 16260), (180, 14363), (212, 12195), (265, 9756), (271, 9540), (318, 8130), (477, 5420), (530, 4878), (542, 4770), (636, 4065), (795, 3252), (813, 3180), (954, 2710), (1060, 2439), (1084, 2385), (1355, 1908), (1590, 1626)]