212996580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39887}}^1$

素因数の和:39988

約数の個数: 48

約数和(自身を含む): 603106560

約数和(自身を除く): 390109980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 39887, 79774, 119661, 159548, 199435, 239322, 398870, 478644, 598305, 797740, 1196610, 2393220, 3549943, 7099886, 10649829, 14199772, 17749715, 21299658, 35499430, 42599316, 53249145, 70998860, 106498290, 212996580]

約数ペア:

[(1, 212996580), (2, 106498290), (3, 70998860), (4, 53249145), (5, 42599316), (6, 35499430), (10, 21299658), (12, 17749715), (15, 14199772), (20, 10649829), (30, 7099886), (60, 3549943), (89, 2393220), (178, 1196610), (267, 797740), (356, 598305), (445, 478644), (534, 398870), (890, 239322), (1068, 199435), (1335, 159548), (1780, 119661), (2670, 79774), (5340, 39887)]