743288620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{487}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 1681204896

約数和(自身を除く): 937916276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 487, 670, 974, 1139, 1340, 1948, 2278, 2435, 4489, 4556, 4870, 5695, 8279, 8978, 9740, 11390, 16558, 17956, 22445, 22780, 32629, 33116, 41395, 44890, 65258, 76313, 82790, 89780, 130516, 152626, 163145, 165580, 305252, 326290, 381565, 554693, 652580, 763130, 1109386, 1526260, 2186143, 2218772, 2773465, 4372286, 5546930, 8744572, 10930715, 11093860, 21861430, 37164431, 43722860, 74328862, 148657724, 185822155, 371644310, 743288620]

約数ペア:

[(1, 743288620), (2, 371644310), (4, 185822155), (5, 148657724), (10, 74328862), (17, 43722860), (20, 37164431), (34, 21861430), (67, 11093860), (68, 10930715), (85, 8744572), (134, 5546930), (170, 4372286), (268, 2773465), (335, 2218772), (340, 2186143), (487, 1526260), (670, 1109386), (974, 763130), (1139, 652580), (1340, 554693), (1948, 381565), (2278, 326290), (2435, 305252), (4489, 165580), (4556, 163145), (4870, 152626), (5695, 130516), (8279, 89780), (8978, 82790), (9740, 76313), (11390, 65258), (16558, 44890), (17956, 41395), (22445, 33116), (22780, 32629)]