1491353520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{144511}}^1$

素因数の和:144570

約数の個数: 80

約数和(自身を含む): 4730744832

約数和(自身を除く): 3239391312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 144511, 289022, 433533, 578044, 722555, 867066, 1156088, 1445110, 1734132, 2167665, 2312176, 2890220, 3468264, 4335330, 5780440, 6213973, 6936528, 8670660, 11560880, 12427946, 17341320, 18641919, 24855892, 31069865, 34682640, 37283838, 49711784, 62139730, 74567676, 93209595, 99423568, 124279460, 149135352, 186419190, 248558920, 298270704, 372838380, 497117840, 745676760, 1491353520]

約数ペア:

[(1, 1491353520), (2, 745676760), (3, 497117840), (4, 372838380), (5, 298270704), (6, 248558920), (8, 186419190), (10, 149135352), (12, 124279460), (15, 99423568), (16, 93209595), (20, 74567676), (24, 62139730), (30, 49711784), (40, 37283838), (43, 34682640), (48, 31069865), (60, 24855892), (80, 18641919), (86, 17341320), (120, 12427946), (129, 11560880), (172, 8670660), (215, 6936528), (240, 6213973), (258, 5780440), (344, 4335330), (430, 3468264), (516, 2890220), (645, 2312176), (688, 2167665), (860, 1734132), (1032, 1445110), (1290, 1156088), (1720, 867066), (2064, 722555), (2580, 578044), (3440, 433533), (5160, 289022), (10320, 144511)]