145851440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1339

約数の個数: 120

約数和(自身を含む): 408389040

約数和(自身を除く): 262537600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 784, 812, 980, 1015, 1160, 1283, 1421, 1624, 1960, 2030, 2320, 2566, 2842, 3248, 3920, 4060, 5132, 5684, 6415, 7105, 8120, 8981, 10264, 11368, 12830, 14210, 16240, 17962, 20528, 22736, 25660, 28420, 35924, 37207, 44905, 51320, 56840, 62867, 71848, 74414, 89810, 102640, 113680, 125734, 143696, 148828, 179620, 186035, 251468, 260449, 297656, 314335, 359240, 372070, 502936, 520898, 595312, 628670, 718480, 744140, 1005872, 1041796, 1257340, 1302245, 1488280, 1823143, 2083592, 2514680, 2604490, 2976560, 3646286, 4167184, 5029360, 5208980, 7292572, 9115715, 10417960, 14585144, 18231430, 20835920, 29170288, 36462860, 72925720, 145851440]

約数ペア:

[(1, 145851440), (2, 72925720), (4, 36462860), (5, 29170288), (7, 20835920), (8, 18231430), (10, 14585144), (14, 10417960), (16, 9115715), (20, 7292572), (28, 5208980), (29, 5029360), (35, 4167184), (40, 3646286), (49, 2976560), (56, 2604490), (58, 2514680), (70, 2083592), (80, 1823143), (98, 1488280), (112, 1302245), (116, 1257340), (140, 1041796), (145, 1005872), (196, 744140), (203, 718480), (232, 628670), (245, 595312), (280, 520898), (290, 502936), (392, 372070), (406, 359240), (464, 314335), (490, 297656), (560, 260449), (580, 251468), (784, 186035), (812, 179620), (980, 148828), (1015, 143696), (1160, 125734), (1283, 113680), (1421, 102640), (1624, 89810), (1960, 74414), (2030, 71848), (2320, 62867), (2566, 56840), (2842, 51320), (3248, 44905), (3920, 37207), (4060, 35924), (5132, 28420), (5684, 25660), (6415, 22736), (7105, 20528), (8120, 17962), (8981, 16240), (10264, 14210), (11368, 12830)]