218911710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{4139}}^1$

素因数の和:4233

約数の個数: 64

約数和(自身を含む): 550851840

約数和(自身を除く): 331940130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 43, 82, 86, 123, 129, 205, 215, 246, 258, 410, 430, 615, 645, 1230, 1290, 1763, 3526, 4139, 5289, 8278, 8815, 10578, 12417, 17630, 20695, 24834, 26445, 41390, 52890, 62085, 124170, 169699, 177977, 339398, 355954, 509097, 533931, 848495, 889885, 1018194, 1067862, 1696990, 1779770, 2545485, 2669655, 5090970, 5339310, 7297057, 14594114, 21891171, 36485285, 43782342, 72970570, 109455855, 218911710]

約数ペア:

[(1, 218911710), (2, 109455855), (3, 72970570), (5, 43782342), (6, 36485285), (10, 21891171), (15, 14594114), (30, 7297057), (41, 5339310), (43, 5090970), (82, 2669655), (86, 2545485), (123, 1779770), (129, 1696990), (205, 1067862), (215, 1018194), (246, 889885), (258, 848495), (410, 533931), (430, 509097), (615, 355954), (645, 339398), (1230, 177977), (1290, 169699), (1763, 124170), (3526, 62085), (4139, 52890), (5289, 41390), (8278, 26445), (8815, 24834), (10578, 20695), (12417, 17630)]