291702880

素因数分解:

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

素因数の和:1341

約数の個数: 144

約数和(自身を含む): 829951920

約数和(自身を除く): 538249040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 784, 812, 928, 980, 1015, 1120, 1160, 1283, 1421, 1568, 1624, 1960, 2030, 2320, 2566, 2842, 3248, 3920, 4060, 4640, 5132, 5684, 6415, 6496, 7105, 7840, 8120, 8981, 10264, 11368, 12830, 14210, 16240, 17962, 20528, 22736, 25660, 28420, 32480, 35924, 37207, 41056, 44905, 45472, 51320, 56840, 62867, 71848, 74414, 89810, 102640, 113680, 125734, 143696, 148828, 179620, 186035, 205280, 227360, 251468, 260449, 287392, 297656, 314335, 359240, 372070, 502936, 520898, 595312, 628670, 718480, 744140, 1005872, 1041796, 1190624, 1257340, 1302245, 1436960, 1488280, 1823143, 2011744, 2083592, 2514680, 2604490, 2976560, 3646286, 4167184, 5029360, 5208980, 5953120, 7292572, 8334368, 9115715, 10058720, 10417960, 14585144, 18231430, 20835920, 29170288, 36462860, 41671840, 58340576, 72925720, 145851440, 291702880]

約数ペア:

[(1, 291702880), (2, 145851440), (4, 72925720), (5, 58340576), (7, 41671840), (8, 36462860), (10, 29170288), (14, 20835920), (16, 18231430), (20, 14585144), (28, 10417960), (29, 10058720), (32, 9115715), (35, 8334368), (40, 7292572), (49, 5953120), (56, 5208980), (58, 5029360), (70, 4167184), (80, 3646286), (98, 2976560), (112, 2604490), (116, 2514680), (140, 2083592), (145, 2011744), (160, 1823143), (196, 1488280), (203, 1436960), (224, 1302245), (232, 1257340), (245, 1190624), (280, 1041796), (290, 1005872), (392, 744140), (406, 718480), (464, 628670), (490, 595312), (560, 520898), (580, 502936), (784, 372070), (812, 359240), (928, 314335), (980, 297656), (1015, 287392), (1120, 260449), (1160, 251468), (1283, 227360), (1421, 205280), (1568, 186035), (1624, 179620), (1960, 148828), (2030, 143696), (2320, 125734), (2566, 113680), (2842, 102640), (3248, 89810), (3920, 74414), (4060, 71848), (4640, 62867), (5132, 56840), (5684, 51320), (6415, 45472), (6496, 44905), (7105, 41056), (7840, 37207), (8120, 35924), (8981, 32480), (10264, 28420), (11368, 25660), (12830, 22736), (14210, 20528), (16240, 17962)]