687933090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1459}}^1$

素因数の和:1529

約数の個数: 144

約数和(自身を含む): 2000643840

約数和(自身を除く): 1312710750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 169, 186, 195, 234, 279, 310, 338, 390, 403, 465, 507, 558, 585, 806, 845, 930, 1014, 1170, 1209, 1395, 1459, 1521, 1690, 2015, 2418, 2535, 2790, 2918, 3042, 3627, 4030, 4377, 5070, 5239, 6045, 7254, 7295, 7605, 8754, 10478, 12090, 13131, 14590, 15210, 15717, 18135, 18967, 21885, 26195, 26262, 31434, 36270, 37934, 43770, 45229, 47151, 52390, 56901, 65655, 78585, 90458, 94302, 94835, 113802, 131310, 135687, 157170, 170703, 189670, 226145, 235755, 246571, 271374, 284505, 341406, 407061, 452290, 471510, 493142, 569010, 587977, 678435, 739713, 814122, 853515, 1175954, 1232855, 1356870, 1479426, 1707030, 1763931, 2035305, 2219139, 2465710, 2939885, 3527862, 3698565, 4070610, 4438278, 5291793, 5879770, 7397130, 7643701, 8819655, 10583586, 11095695, 15287402, 17639310, 22191390, 22931103, 26458965, 38218505, 45862206, 52917930, 68793309, 76437010, 114655515, 137586618, 229311030, 343966545, 687933090]

約数ペア:

[(1, 687933090), (2, 343966545), (3, 229311030), (5, 137586618), (6, 114655515), (9, 76437010), (10, 68793309), (13, 52917930), (15, 45862206), (18, 38218505), (26, 26458965), (30, 22931103), (31, 22191390), (39, 17639310), (45, 15287402), (62, 11095695), (65, 10583586), (78, 8819655), (90, 7643701), (93, 7397130), (117, 5879770), (130, 5291793), (155, 4438278), (169, 4070610), (186, 3698565), (195, 3527862), (234, 2939885), (279, 2465710), (310, 2219139), (338, 2035305), (390, 1763931), (403, 1707030), (465, 1479426), (507, 1356870), (558, 1232855), (585, 1175954), (806, 853515), (845, 814122), (930, 739713), (1014, 678435), (1170, 587977), (1209, 569010), (1395, 493142), (1459, 471510), (1521, 452290), (1690, 407061), (2015, 341406), (2418, 284505), (2535, 271374), (2790, 246571), (2918, 235755), (3042, 226145), (3627, 189670), (4030, 170703), (4377, 157170), (5070, 135687), (5239, 131310), (6045, 113802), (7254, 94835), (7295, 94302), (7605, 90458), (8754, 78585), (10478, 65655), (12090, 56901), (13131, 52390), (14590, 47151), (15210, 45229), (15717, 43770), (18135, 37934), (18967, 36270), (21885, 31434), (26195, 26262)]