315260520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 978531840

約数和(自身を除く): 663271320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 107, 120, 129, 172, 214, 215, 258, 321, 344, 428, 430, 516, 535, 571, 642, 645, 856, 860, 1032, 1070, 1142, 1284, 1290, 1605, 1713, 1720, 2140, 2284, 2568, 2580, 2855, 3210, 3426, 4280, 4568, 4601, 5160, 5710, 6420, 6852, 8565, 9202, 11420, 12840, 13704, 13803, 17130, 18404, 22840, 23005, 24553, 27606, 34260, 36808, 46010, 49106, 55212, 61097, 68520, 69015, 73659, 92020, 98212, 110424, 122194, 122765, 138030, 147318, 183291, 184040, 196424, 244388, 245530, 276060, 294636, 305485, 366582, 368295, 488776, 491060, 552120, 589272, 610970, 733164, 736590, 916455, 982120, 1221940, 1466328, 1473180, 1832910, 2443880, 2627171, 2946360, 3665820, 5254342, 7331640, 7881513, 10508684, 13135855, 15763026, 21017368, 26271710, 31526052, 39407565, 52543420, 63052104, 78815130, 105086840, 157630260, 315260520]

約数ペア:

[(1, 315260520), (2, 157630260), (3, 105086840), (4, 78815130), (5, 63052104), (6, 52543420), (8, 39407565), (10, 31526052), (12, 26271710), (15, 21017368), (20, 15763026), (24, 13135855), (30, 10508684), (40, 7881513), (43, 7331640), (60, 5254342), (86, 3665820), (107, 2946360), (120, 2627171), (129, 2443880), (172, 1832910), (214, 1473180), (215, 1466328), (258, 1221940), (321, 982120), (344, 916455), (428, 736590), (430, 733164), (516, 610970), (535, 589272), (571, 552120), (642, 491060), (645, 488776), (856, 368295), (860, 366582), (1032, 305485), (1070, 294636), (1142, 276060), (1284, 245530), (1290, 244388), (1605, 196424), (1713, 184040), (1720, 183291), (2140, 147318), (2284, 138030), (2568, 122765), (2580, 122194), (2855, 110424), (3210, 98212), (3426, 92020), (4280, 73659), (4568, 69015), (4601, 68520), (5160, 61097), (5710, 55212), (6420, 49106), (6852, 46010), (8565, 36808), (9202, 34260), (11420, 27606), (12840, 24553), (13704, 23005), (13803, 22840), (17130, 18404)]