327747160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2243}}^1$

素因数の和:2548

約数の個数: 64

約数和(自身を含む): 797338080

約数和(自身を除く): 469590920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 520, 562, 1124, 1405, 2243, 2248, 2810, 3653, 4486, 5620, 7306, 8972, 11215, 11240, 14612, 17944, 18265, 22430, 29159, 29224, 36530, 44860, 58318, 73060, 89720, 116636, 145795, 146120, 233272, 291590, 583180, 630283, 1166360, 1260566, 2521132, 3151415, 5042264, 6302830, 8193679, 12605660, 16387358, 25211320, 32774716, 40968395, 65549432, 81936790, 163873580, 327747160]

約数ペア:

[(1, 327747160), (2, 163873580), (4, 81936790), (5, 65549432), (8, 40968395), (10, 32774716), (13, 25211320), (20, 16387358), (26, 12605660), (40, 8193679), (52, 6302830), (65, 5042264), (104, 3151415), (130, 2521132), (260, 1260566), (281, 1166360), (520, 630283), (562, 583180), (1124, 291590), (1405, 233272), (2243, 146120), (2248, 145795), (2810, 116636), (3653, 89720), (4486, 73060), (5620, 58318), (7306, 44860), (8972, 36530), (11215, 29224), (11240, 29159), (14612, 22430), (17944, 18265)]