907156720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{21517}}^1$

素因数の和:21578

約数の個数: 80

約数和(自身を含む): 2305352448

約数和(自身を除く): 1398195728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 21080, 21517, 42160, 43034, 86068, 107585, 172136, 215170, 344272, 365789, 430340, 667027, 731578, 860680, 1334054, 1463156, 1721360, 1828945, 2668108, 2926312, 3335135, 3657890, 5336216, 5852624, 6670270, 7315780, 10672432, 11339459, 13340540, 14631560, 22678918, 26681080, 29263120, 45357836, 53362160, 56697295, 90715672, 113394590, 181431344, 226789180, 453578360, 907156720]

約数ペア:

[(1, 907156720), (2, 453578360), (4, 226789180), (5, 181431344), (8, 113394590), (10, 90715672), (16, 56697295), (17, 53362160), (20, 45357836), (31, 29263120), (34, 26681080), (40, 22678918), (62, 14631560), (68, 13340540), (80, 11339459), (85, 10672432), (124, 7315780), (136, 6670270), (155, 5852624), (170, 5336216), (248, 3657890), (272, 3335135), (310, 2926312), (340, 2668108), (496, 1828945), (527, 1721360), (620, 1463156), (680, 1334054), (1054, 860680), (1240, 731578), (1360, 667027), (2108, 430340), (2480, 365789), (2635, 344272), (4216, 215170), (5270, 172136), (8432, 107585), (10540, 86068), (21080, 43034), (21517, 42160)]