31504020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 94687488

約数和(自身を除く): 63183468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 92, 111, 115, 138, 148, 185, 222, 230, 276, 345, 370, 444, 460, 555, 617, 690, 740, 851, 1110, 1234, 1380, 1702, 1851, 2220, 2468, 2553, 3085, 3404, 3702, 4255, 5106, 6170, 7404, 8510, 9255, 10212, 12340, 12765, 14191, 17020, 18510, 22829, 25530, 28382, 37020, 42573, 45658, 51060, 56764, 68487, 70955, 85146, 91316, 114145, 136974, 141910, 170292, 212865, 228290, 273948, 283820, 342435, 425730, 456580, 525067, 684870, 851460, 1050134, 1369740, 1575201, 2100268, 2625335, 3150402, 5250670, 6300804, 7876005, 10501340, 15752010, 31504020]

約数ペア:

[(1, 31504020), (2, 15752010), (3, 10501340), (4, 7876005), (5, 6300804), (6, 5250670), (10, 3150402), (12, 2625335), (15, 2100268), (20, 1575201), (23, 1369740), (30, 1050134), (37, 851460), (46, 684870), (60, 525067), (69, 456580), (74, 425730), (92, 342435), (111, 283820), (115, 273948), (138, 228290), (148, 212865), (185, 170292), (222, 141910), (230, 136974), (276, 114145), (345, 91316), (370, 85146), (444, 70955), (460, 68487), (555, 56764), (617, 51060), (690, 45658), (740, 42573), (851, 37020), (1110, 28382), (1234, 25530), (1380, 22829), (1702, 18510), (1851, 17020), (2220, 14191), (2468, 12765), (2553, 12340), (3085, 10212), (3404, 9255), (3702, 8510), (4255, 7404), (5106, 6170)]