251392020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1117}}^1$

素因数の和:1182

約数の個数: 144

約数和(自身を含む): 799378944

約数和(自身を除く): 547986924

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 121, 124, 132, 155, 165, 186, 220, 242, 310, 330, 341, 363, 372, 465, 484, 605, 620, 660, 682, 726, 930, 1023, 1117, 1210, 1364, 1452, 1705, 1815, 1860, 2046, 2234, 2420, 3351, 3410, 3630, 3751, 4092, 4468, 5115, 5585, 6702, 6820, 7260, 7502, 10230, 11170, 11253, 12287, 13404, 15004, 16755, 18755, 20460, 22340, 22506, 24574, 33510, 34627, 36861, 37510, 45012, 49148, 56265, 61435, 67020, 69254, 73722, 75020, 103881, 112530, 122870, 135157, 138508, 147444, 173135, 184305, 207762, 225060, 245740, 270314, 346270, 368610, 380897, 405471, 415524, 519405, 540628, 675785, 692540, 737220, 761794, 810942, 1038810, 1142691, 1351570, 1523588, 1621884, 1904485, 2027355, 2077620, 2285382, 2703140, 3808970, 4054710, 4189867, 4570764, 5713455, 7617940, 8109420, 8379734, 11426910, 12569601, 16759468, 20949335, 22853820, 25139202, 41898670, 50278404, 62848005, 83797340, 125696010, 251392020]

約数ペア:

[(1, 251392020), (2, 125696010), (3, 83797340), (4, 62848005), (5, 50278404), (6, 41898670), (10, 25139202), (11, 22853820), (12, 20949335), (15, 16759468), (20, 12569601), (22, 11426910), (30, 8379734), (31, 8109420), (33, 7617940), (44, 5713455), (55, 4570764), (60, 4189867), (62, 4054710), (66, 3808970), (93, 2703140), (110, 2285382), (121, 2077620), (124, 2027355), (132, 1904485), (155, 1621884), (165, 1523588), (186, 1351570), (220, 1142691), (242, 1038810), (310, 810942), (330, 761794), (341, 737220), (363, 692540), (372, 675785), (465, 540628), (484, 519405), (605, 415524), (620, 405471), (660, 380897), (682, 368610), (726, 346270), (930, 270314), (1023, 245740), (1117, 225060), (1210, 207762), (1364, 184305), (1452, 173135), (1705, 147444), (1815, 138508), (1860, 135157), (2046, 122870), (2234, 112530), (2420, 103881), (3351, 75020), (3410, 73722), (3630, 69254), (3751, 67020), (4092, 61435), (4468, 56265), (5115, 49148), (5585, 45012), (6702, 37510), (6820, 36861), (7260, 34627), (7502, 33510), (10230, 24574), (11170, 22506), (11253, 22340), (12287, 20460), (13404, 18755), (15004, 16755)]