1248892020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1583}}^1$

素因数の和:2091

約数の個数: 120

約数和(自身を含む): 3928345344

約数和(自身を除く): 2679453324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 487, 540, 810, 974, 1461, 1583, 1620, 1948, 2435, 2922, 3166, 4383, 4749, 4870, 5844, 6332, 7305, 7915, 8766, 9498, 9740, 13149, 14247, 14610, 15830, 17532, 18996, 21915, 23745, 26298, 28494, 29220, 31660, 39447, 42741, 43830, 47490, 52596, 56988, 65745, 71235, 78894, 85482, 87660, 94980, 128223, 131490, 142470, 157788, 170964, 197235, 213705, 256446, 262980, 284940, 394470, 427410, 512892, 641115, 770921, 788940, 854820, 1282230, 1541842, 2312763, 2564460, 3083684, 3854605, 4625526, 6938289, 7709210, 9251052, 11563815, 13876578, 15418420, 20814867, 23127630, 27753156, 34691445, 41629734, 46255260, 62444601, 69382890, 83259468, 104074335, 124889202, 138765780, 208148670, 249778404, 312223005, 416297340, 624446010, 1248892020]

約数ペア:

[(1, 1248892020), (2, 624446010), (3, 416297340), (4, 312223005), (5, 249778404), (6, 208148670), (9, 138765780), (10, 124889202), (12, 104074335), (15, 83259468), (18, 69382890), (20, 62444601), (27, 46255260), (30, 41629734), (36, 34691445), (45, 27753156), (54, 23127630), (60, 20814867), (81, 15418420), (90, 13876578), (108, 11563815), (135, 9251052), (162, 7709210), (180, 6938289), (270, 4625526), (324, 3854605), (405, 3083684), (487, 2564460), (540, 2312763), (810, 1541842), (974, 1282230), (1461, 854820), (1583, 788940), (1620, 770921), (1948, 641115), (2435, 512892), (2922, 427410), (3166, 394470), (4383, 284940), (4749, 262980), (4870, 256446), (5844, 213705), (6332, 197235), (7305, 170964), (7915, 157788), (8766, 142470), (9498, 131490), (9740, 128223), (13149, 94980), (14247, 87660), (14610, 85482), (15830, 78894), (17532, 71235), (18996, 65745), (21915, 56988), (23745, 52596), (26298, 47490), (28494, 43830), (29220, 42741), (31660, 39447)]