84900720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20809}}^1$

素因数の和:20842

約数の個数: 80

約数和(自身を含む): 278687520

約数和(自身を除く): 193786800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 20809, 41618, 62427, 83236, 104045, 124854, 166472, 208090, 249708, 312135, 332944, 353753, 416180, 499416, 624270, 707506, 832360, 998832, 1061259, 1248540, 1415012, 1664720, 1768765, 2122518, 2497080, 2830024, 3537530, 4245036, 4994160, 5306295, 5660048, 7075060, 8490072, 10612590, 14150120, 16980144, 21225180, 28300240, 42450360, 84900720]

約数ペア:

[(1, 84900720), (2, 42450360), (3, 28300240), (4, 21225180), (5, 16980144), (6, 14150120), (8, 10612590), (10, 8490072), (12, 7075060), (15, 5660048), (16, 5306295), (17, 4994160), (20, 4245036), (24, 3537530), (30, 2830024), (34, 2497080), (40, 2122518), (48, 1768765), (51, 1664720), (60, 1415012), (68, 1248540), (80, 1061259), (85, 998832), (102, 832360), (120, 707506), (136, 624270), (170, 499416), (204, 416180), (240, 353753), (255, 332944), (272, 312135), (340, 249708), (408, 208090), (510, 166472), (680, 124854), (816, 104045), (1020, 83236), (1360, 62427), (2040, 41618), (4080, 20809)]