100974780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7901}}^1$

素因数の和:7987

約数の個数: 72

約数和(自身を含む): 310643424

約数和(自身を除く): 209668644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 7901, 12780, 15802, 23703, 31604, 39505, 47406, 71109, 79010, 94812, 118515, 142218, 158020, 237030, 284436, 355545, 474060, 560971, 711090, 1121942, 1422180, 1682913, 2243884, 2804855, 3365826, 5048739, 5609710, 6731652, 8414565, 10097478, 11219420, 16829130, 20194956, 25243695, 33658260, 50487390, 100974780]

約数ペア:

[(1, 100974780), (2, 50487390), (3, 33658260), (4, 25243695), (5, 20194956), (6, 16829130), (9, 11219420), (10, 10097478), (12, 8414565), (15, 6731652), (18, 5609710), (20, 5048739), (30, 3365826), (36, 2804855), (45, 2243884), (60, 1682913), (71, 1422180), (90, 1121942), (142, 711090), (180, 560971), (213, 474060), (284, 355545), (355, 284436), (426, 237030), (639, 158020), (710, 142218), (852, 118515), (1065, 94812), (1278, 79010), (1420, 71109), (2130, 47406), (2556, 39505), (3195, 31604), (4260, 23703), (6390, 15802), (7901, 12780)]