31039560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 101724480

約数和(自身を除く): 70684920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 151, 180, 302, 360, 453, 571, 604, 755, 906, 1142, 1208, 1359, 1510, 1713, 1812, 2265, 2284, 2718, 2855, 3020, 3426, 3624, 4530, 4568, 5139, 5436, 5710, 6040, 6795, 6852, 8565, 9060, 10278, 10872, 11420, 13590, 13704, 17130, 18120, 20556, 22840, 25695, 27180, 34260, 41112, 51390, 54360, 68520, 86221, 102780, 172442, 205560, 258663, 344884, 431105, 517326, 689768, 775989, 862210, 1034652, 1293315, 1551978, 1724420, 2069304, 2586630, 3103956, 3448840, 3879945, 5173260, 6207912, 7759890, 10346520, 15519780, 31039560]

約数ペア:

[(1, 31039560), (2, 15519780), (3, 10346520), (4, 7759890), (5, 6207912), (6, 5173260), (8, 3879945), (9, 3448840), (10, 3103956), (12, 2586630), (15, 2069304), (18, 1724420), (20, 1551978), (24, 1293315), (30, 1034652), (36, 862210), (40, 775989), (45, 689768), (60, 517326), (72, 431105), (90, 344884), (120, 258663), (151, 205560), (180, 172442), (302, 102780), (360, 86221), (453, 68520), (571, 54360), (604, 51390), (755, 41112), (906, 34260), (1142, 27180), (1208, 25695), (1359, 22840), (1510, 20556), (1713, 18120), (1812, 17130), (2265, 13704), (2284, 13590), (2718, 11420), (2855, 10872), (3020, 10278), (3426, 9060), (3624, 8565), (4530, 6852), (4568, 6795), (5139, 6040), (5436, 5710)]