281640472360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1636303}}^1$

素因数の和:1636658

約数の個数: 64

約数和(自身を含む): 684498689280

約数和(自身を除く): 402858216920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 331, 520, 662, 1324, 1655, 2648, 3310, 4303, 6620, 8606, 13240, 17212, 21515, 34424, 43030, 86060, 172120, 1636303, 3272606, 6545212, 8181515, 13090424, 16363030, 21271939, 32726060, 42543878, 65452120, 85087756, 106359695, 170175512, 212719390, 425438780, 541616293, 850877560, 1083232586, 2166465172, 2708081465, 4332930344, 5416162930, 7041011809, 10832325860, 14082023618, 21664651720, 28164047236, 35205059045, 56328094472, 70410118090, 140820236180, 281640472360]

約数ペア:

[(1, 281640472360), (2, 140820236180), (4, 70410118090), (5, 56328094472), (8, 35205059045), (10, 28164047236), (13, 21664651720), (20, 14082023618), (26, 10832325860), (40, 7041011809), (52, 5416162930), (65, 4332930344), (104, 2708081465), (130, 2166465172), (260, 1083232586), (331, 850877560), (520, 541616293), (662, 425438780), (1324, 212719390), (1655, 170175512), (2648, 106359695), (3310, 85087756), (4303, 65452120), (6620, 42543878), (8606, 32726060), (13240, 21271939), (17212, 16363030), (21515, 13090424), (34424, 8181515), (43030, 6545212), (86060, 3272606), (172120, 1636303)]