1542840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 128

約数和(自身を含む): 5322240

約数和(自身を除く): 3779400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 43, 46, 52, 60, 65, 69, 78, 86, 92, 104, 115, 120, 129, 130, 138, 156, 172, 184, 195, 215, 230, 258, 260, 276, 299, 312, 344, 345, 390, 430, 460, 516, 520, 552, 559, 598, 645, 690, 780, 860, 897, 920, 989, 1032, 1118, 1196, 1290, 1380, 1495, 1560, 1677, 1720, 1794, 1978, 2236, 2392, 2580, 2760, 2795, 2967, 2990, 3354, 3588, 3956, 4472, 4485, 4945, 5160, 5590, 5934, 5980, 6708, 7176, 7912, 8385, 8970, 9890, 11180, 11868, 11960, 12857, 13416, 14835, 16770, 17940, 19780, 22360, 23736, 25714, 29670, 33540, 35880, 38571, 39560, 51428, 59340, 64285, 67080, 77142, 102856, 118680, 128570, 154284, 192855, 257140, 308568, 385710, 514280, 771420, 1542840]

約数ペア:

[(1, 1542840), (2, 771420), (3, 514280), (4, 385710), (5, 308568), (6, 257140), (8, 192855), (10, 154284), (12, 128570), (13, 118680), (15, 102856), (20, 77142), (23, 67080), (24, 64285), (26, 59340), (30, 51428), (39, 39560), (40, 38571), (43, 35880), (46, 33540), (52, 29670), (60, 25714), (65, 23736), (69, 22360), (78, 19780), (86, 17940), (92, 16770), (104, 14835), (115, 13416), (120, 12857), (129, 11960), (130, 11868), (138, 11180), (156, 9890), (172, 8970), (184, 8385), (195, 7912), (215, 7176), (230, 6708), (258, 5980), (260, 5934), (276, 5590), (299, 5160), (312, 4945), (344, 4485), (345, 4472), (390, 3956), (430, 3588), (460, 3354), (516, 2990), (520, 2967), (552, 2795), (559, 2760), (598, 2580), (645, 2392), (690, 2236), (780, 1978), (860, 1794), (897, 1720), (920, 1677), (989, 1560), (1032, 1495), (1118, 1380), (1196, 1290)]