221319720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{877}}^1$

素因数の和:1595

約数の個数: 96

約数和(自身を含む): 721136520

約数和(自身を除く): 499816800

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, 180, 360, 701, 877, 1402, 1754, 2103, 2631, 2804, 3505, 3508, 4206, 4385, 5262, 5608, 6309, 7010, 7016, 7893, 8412, 8770, 10515, 10524, 12618, 13155, 14020, 15786, 16824, 17540, 21030, 21048, 25236, 26310, 28040, 31545, 31572, 35080, 39465, 42060, 50472, 52620, 63090, 63144, 78930, 84120, 105240, 126180, 157860, 252360, 315720, 614777, 1229554, 1844331, 2459108, 3073885, 3688662, 4918216, 5532993, 6147770, 7377324, 9221655, 11065986, 12295540, 14754648, 18443310, 22131972, 24591080, 27664965, 36886620, 44263944, 55329930, 73773240, 110659860, 221319720]

約数ペア:

[(1, 221319720), (2, 110659860), (3, 73773240), (4, 55329930), (5, 44263944), (6, 36886620), (8, 27664965), (9, 24591080), (10, 22131972), (12, 18443310), (15, 14754648), (18, 12295540), (20, 11065986), (24, 9221655), (30, 7377324), (36, 6147770), (40, 5532993), (45, 4918216), (60, 3688662), (72, 3073885), (90, 2459108), (120, 1844331), (180, 1229554), (360, 614777), (701, 315720), (877, 252360), (1402, 157860), (1754, 126180), (2103, 105240), (2631, 84120), (2804, 78930), (3505, 63144), (3508, 63090), (4206, 52620), (4385, 50472), (5262, 42060), (5608, 39465), (6309, 35080), (7010, 31572), (7016, 31545), (7893, 28040), (8412, 26310), (8770, 25236), (10515, 21048), (10524, 21030), (12618, 17540), (13155, 16824), (14020, 15786)]