721343520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{500933}}^1$

素因数の和:500954

約数の個数: 72

約数和(自身を含む): 2461589676

約数和(自身を除く): 1740246156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 500933, 1001866, 1502799, 2003732, 2504665, 3005598, 4007464, 4508397, 5009330, 6011196, 7513995, 8014928, 9016794, 10018660, 12022392, 15027990, 16029856, 18033588, 20037320, 22541985, 24044784, 30055980, 36067176, 40074640, 45083970, 48089568, 60111960, 72134352, 80149280, 90167940, 120223920, 144268704, 180335880, 240447840, 360671760, 721343520]

約数ペア:

[(1, 721343520), (2, 360671760), (3, 240447840), (4, 180335880), (5, 144268704), (6, 120223920), (8, 90167940), (9, 80149280), (10, 72134352), (12, 60111960), (15, 48089568), (16, 45083970), (18, 40074640), (20, 36067176), (24, 30055980), (30, 24044784), (32, 22541985), (36, 20037320), (40, 18033588), (45, 16029856), (48, 15027990), (60, 12022392), (72, 10018660), (80, 9016794), (90, 8014928), (96, 7513995), (120, 6011196), (144, 5009330), (160, 4508397), (180, 4007464), (240, 3005598), (288, 2504665), (360, 2003732), (480, 1502799), (720, 1001866), (1440, 500933)]