8917860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1285

約数の個数: 96

約数和(自身を含む): 30240000

約数和(自身を除く): 21322140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1249, 1428, 1785, 2380, 2498, 3570, 3747, 4996, 6245, 7140, 7494, 8743, 12490, 14988, 17486, 18735, 21233, 24980, 26229, 34972, 37470, 42466, 43715, 52458, 63699, 74940, 84932, 87430, 104916, 106165, 127398, 131145, 148631, 174860, 212330, 254796, 262290, 297262, 318495, 424660, 445893, 524580, 594524, 636990, 743155, 891786, 1273980, 1486310, 1783572, 2229465, 2972620, 4458930, 8917860]

約数ペア:

[(1, 8917860), (2, 4458930), (3, 2972620), (4, 2229465), (5, 1783572), (6, 1486310), (7, 1273980), (10, 891786), (12, 743155), (14, 636990), (15, 594524), (17, 524580), (20, 445893), (21, 424660), (28, 318495), (30, 297262), (34, 262290), (35, 254796), (42, 212330), (51, 174860), (60, 148631), (68, 131145), (70, 127398), (84, 106165), (85, 104916), (102, 87430), (105, 84932), (119, 74940), (140, 63699), (170, 52458), (204, 43715), (210, 42466), (238, 37470), (255, 34972), (340, 26229), (357, 24980), (420, 21233), (476, 18735), (510, 17486), (595, 14988), (714, 12490), (1020, 8743), (1190, 7494), (1249, 7140), (1428, 6245), (1785, 4996), (2380, 3747), (2498, 3570)]