351004080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{208931}}^1$

素因数の和:208954

約数の個数: 80

約数和(自身を含む): 1243563264

約数和(自身を除く): 892559184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 208931, 417862, 626793, 835724, 1044655, 1253586, 1462517, 1671448, 2089310, 2507172, 2925034, 3133965, 3342896, 4178620, 4387551, 5014344, 5850068, 6267930, 7312585, 8357240, 8775102, 10028688, 11700136, 12535860, 14625170, 16714480, 17550204, 21937755, 23400272, 25071720, 29250340, 35100408, 43875510, 50143440, 58500680, 70200816, 87751020, 117001360, 175502040, 351004080]

約数ペア:

[(1, 351004080), (2, 175502040), (3, 117001360), (4, 87751020), (5, 70200816), (6, 58500680), (7, 50143440), (8, 43875510), (10, 35100408), (12, 29250340), (14, 25071720), (15, 23400272), (16, 21937755), (20, 17550204), (21, 16714480), (24, 14625170), (28, 12535860), (30, 11700136), (35, 10028688), (40, 8775102), (42, 8357240), (48, 7312585), (56, 6267930), (60, 5850068), (70, 5014344), (80, 4387551), (84, 4178620), (105, 3342896), (112, 3133965), (120, 2925034), (140, 2507172), (168, 2089310), (210, 1671448), (240, 1462517), (280, 1253586), (336, 1044655), (420, 835724), (560, 626793), (840, 417862), (1680, 208931)]