249388680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1351

約数の個数: 128

約数和(自身を含む): 797040000

約数和(自身を除く): 547651320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 114, 120, 152, 178, 190, 228, 267, 285, 356, 380, 445, 456, 534, 570, 712, 760, 890, 1068, 1140, 1229, 1335, 1691, 1780, 2136, 2280, 2458, 2670, 3382, 3560, 3687, 4916, 5073, 5340, 6145, 6764, 7374, 8455, 9832, 10146, 10680, 12290, 13528, 14748, 16910, 18435, 20292, 23351, 24580, 25365, 29496, 33820, 36870, 40584, 46702, 49160, 50730, 67640, 70053, 73740, 93404, 101460, 109381, 116755, 140106, 147480, 186808, 202920, 218762, 233510, 280212, 328143, 350265, 437524, 467020, 546905, 560424, 656286, 700530, 875048, 934040, 1093810, 1312572, 1401060, 1640715, 2078239, 2187620, 2625144, 2802120, 3281430, 4156478, 4375240, 6234717, 6562860, 8312956, 10391195, 12469434, 13125720, 16625912, 20782390, 24938868, 31173585, 41564780, 49877736, 62347170, 83129560, 124694340, 249388680]

約数ペア:

[(1, 249388680), (2, 124694340), (3, 83129560), (4, 62347170), (5, 49877736), (6, 41564780), (8, 31173585), (10, 24938868), (12, 20782390), (15, 16625912), (19, 13125720), (20, 12469434), (24, 10391195), (30, 8312956), (38, 6562860), (40, 6234717), (57, 4375240), (60, 4156478), (76, 3281430), (89, 2802120), (95, 2625144), (114, 2187620), (120, 2078239), (152, 1640715), (178, 1401060), (190, 1312572), (228, 1093810), (267, 934040), (285, 875048), (356, 700530), (380, 656286), (445, 560424), (456, 546905), (534, 467020), (570, 437524), (712, 350265), (760, 328143), (890, 280212), (1068, 233510), (1140, 218762), (1229, 202920), (1335, 186808), (1691, 147480), (1780, 140106), (2136, 116755), (2280, 109381), (2458, 101460), (2670, 93404), (3382, 73740), (3560, 70053), (3687, 67640), (4916, 50730), (5073, 49160), (5340, 46702), (6145, 40584), (6764, 36870), (7374, 33820), (8455, 29496), (9832, 25365), (10146, 24580), (10680, 23351), (12290, 20292), (13528, 18435), (14748, 16910)]