66411660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{461}}^1$

素因数の和:501

約数の個数: 120

約数和(自身を含む): 217402416

約数和(自身を除く): 150990756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 461, 490, 588, 686, 735, 922, 980, 1029, 1372, 1383, 1470, 1715, 1844, 2058, 2305, 2401, 2766, 2940, 3227, 3430, 4116, 4610, 4802, 5145, 5532, 6454, 6860, 6915, 7203, 9220, 9604, 9681, 10290, 12005, 12908, 13830, 14406, 16135, 19362, 20580, 22589, 24010, 27660, 28812, 32270, 36015, 38724, 45178, 48020, 48405, 64540, 67767, 72030, 90356, 96810, 112945, 135534, 144060, 158123, 193620, 225890, 271068, 316246, 338835, 451780, 474369, 632492, 677670, 790615, 948738, 1106861, 1355340, 1581230, 1897476, 2213722, 2371845, 3162460, 3320583, 4427444, 4743690, 5534305, 6641166, 9487380, 11068610, 13282332, 16602915, 22137220, 33205830, 66411660]

約数ペア:

[(1, 66411660), (2, 33205830), (3, 22137220), (4, 16602915), (5, 13282332), (6, 11068610), (7, 9487380), (10, 6641166), (12, 5534305), (14, 4743690), (15, 4427444), (20, 3320583), (21, 3162460), (28, 2371845), (30, 2213722), (35, 1897476), (42, 1581230), (49, 1355340), (60, 1106861), (70, 948738), (84, 790615), (98, 677670), (105, 632492), (140, 474369), (147, 451780), (196, 338835), (210, 316246), (245, 271068), (294, 225890), (343, 193620), (420, 158123), (461, 144060), (490, 135534), (588, 112945), (686, 96810), (735, 90356), (922, 72030), (980, 67767), (1029, 64540), (1372, 48405), (1383, 48020), (1470, 45178), (1715, 38724), (1844, 36015), (2058, 32270), (2305, 28812), (2401, 27660), (2766, 24010), (2940, 22589), (3227, 20580), (3430, 19362), (4116, 16135), (4610, 14406), (4802, 13830), (5145, 12908), (5532, 12005), (6454, 10290), (6860, 9681), (6915, 9604), (7203, 9220)]