321626640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{28513}}^1$

素因数の和:28576

約数の個数: 80

約数和(自身を含む): 1018291968

約数和(自身を除く): 696665328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 28513, 57026, 85539, 114052, 142565, 171078, 228104, 285130, 342156, 427695, 456208, 570260, 684312, 855390, 1140520, 1340111, 1368624, 1710780, 2281040, 2680222, 3421560, 4020333, 5360444, 6700555, 6843120, 8040666, 10720888, 13401110, 16081332, 20101665, 21441776, 26802220, 32162664, 40203330, 53604440, 64325328, 80406660, 107208880, 160813320, 321626640]

約数ペア:

[(1, 321626640), (2, 160813320), (3, 107208880), (4, 80406660), (5, 64325328), (6, 53604440), (8, 40203330), (10, 32162664), (12, 26802220), (15, 21441776), (16, 20101665), (20, 16081332), (24, 13401110), (30, 10720888), (40, 8040666), (47, 6843120), (48, 6700555), (60, 5360444), (80, 4020333), (94, 3421560), (120, 2680222), (141, 2281040), (188, 1710780), (235, 1368624), (240, 1340111), (282, 1140520), (376, 855390), (470, 684312), (564, 570260), (705, 456208), (752, 427695), (940, 342156), (1128, 285130), (1410, 228104), (1880, 171078), (2256, 142565), (2820, 114052), (3760, 85539), (5640, 57026), (11280, 28513)]