90867560

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 246240000

約数和(自身を除く): 155372440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 179, 185, 196, 245, 259, 280, 296, 343, 358, 370, 392, 490, 518, 686, 716, 740, 895, 980, 1036, 1253, 1295, 1372, 1432, 1480, 1715, 1790, 1813, 1960, 2072, 2506, 2590, 2744, 3430, 3580, 3626, 5012, 5180, 6265, 6623, 6860, 7160, 7252, 8771, 9065, 10024, 10360, 12530, 12691, 13246, 13720, 14504, 17542, 18130, 25060, 25382, 26492, 33115, 35084, 36260, 43855, 46361, 50120, 50764, 52984, 61397, 63455, 66230, 70168, 72520, 87710, 92722, 101528, 122794, 126910, 132460, 175420, 185444, 231805, 245588, 253820, 264920, 306985, 324527, 350840, 370888, 463610, 491176, 507640, 613970, 649054, 927220, 1227940, 1298108, 1622635, 1854440, 2271689, 2455880, 2596216, 3245270, 4543378, 6490540, 9086756, 11358445, 12981080, 18173512, 22716890, 45433780, 90867560]

約数ペア:

[(1, 90867560), (2, 45433780), (4, 22716890), (5, 18173512), (7, 12981080), (8, 11358445), (10, 9086756), (14, 6490540), (20, 4543378), (28, 3245270), (35, 2596216), (37, 2455880), (40, 2271689), (49, 1854440), (56, 1622635), (70, 1298108), (74, 1227940), (98, 927220), (140, 649054), (148, 613970), (179, 507640), (185, 491176), (196, 463610), (245, 370888), (259, 350840), (280, 324527), (296, 306985), (343, 264920), (358, 253820), (370, 245588), (392, 231805), (490, 185444), (518, 175420), (686, 132460), (716, 126910), (740, 122794), (895, 101528), (980, 92722), (1036, 87710), (1253, 72520), (1295, 70168), (1372, 66230), (1432, 63455), (1480, 61397), (1715, 52984), (1790, 50764), (1813, 50120), (1960, 46361), (2072, 43855), (2506, 36260), (2590, 35084), (2744, 33115), (3430, 26492), (3580, 25382), (3626, 25060), (5012, 18130), (5180, 17542), (6265, 14504), (6623, 13720), (6860, 13246), (7160, 12691), (7252, 12530), (8771, 10360), (9065, 10024)]