1851659880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{36137}}^1$

素因数の和:36219

約数の個数: 128

約数和(自身を含む): 6452801280

約数和(自身を除く): 4601141400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 17080, 25620, 36137, 51240, 72274, 108411, 144548, 180685, 216822, 252959, 289096, 361370, 433644, 505918, 542055, 722740, 758877, 867288, 1011836, 1084110, 1264795, 1445480, 1517754, 2023672, 2168220, 2204357, 2529590, 3035508, 3794385, 4336440, 4408714, 5059180, 6071016, 6613071, 7588770, 8817428, 10118360, 11021785, 13226142, 15177540, 15430499, 17634856, 22043570, 26452284, 30355080, 30860998, 33065355, 44087140, 46291497, 52904568, 61721996, 66130710, 77152495, 88174280, 92582994, 123443992, 132261420, 154304990, 185165988, 231457485, 264522840, 308609980, 370331976, 462914970, 617219960, 925829940, 1851659880]

約数ペア:

[(1, 1851659880), (2, 925829940), (3, 617219960), (4, 462914970), (5, 370331976), (6, 308609980), (7, 264522840), (8, 231457485), (10, 185165988), (12, 154304990), (14, 132261420), (15, 123443992), (20, 92582994), (21, 88174280), (24, 77152495), (28, 66130710), (30, 61721996), (35, 52904568), (40, 46291497), (42, 44087140), (56, 33065355), (60, 30860998), (61, 30355080), (70, 26452284), (84, 22043570), (105, 17634856), (120, 15430499), (122, 15177540), (140, 13226142), (168, 11021785), (183, 10118360), (210, 8817428), (244, 7588770), (280, 6613071), (305, 6071016), (366, 5059180), (420, 4408714), (427, 4336440), (488, 3794385), (610, 3035508), (732, 2529590), (840, 2204357), (854, 2168220), (915, 2023672), (1220, 1517754), (1281, 1445480), (1464, 1264795), (1708, 1084110), (1830, 1011836), (2135, 867288), (2440, 758877), (2562, 722740), (3416, 542055), (3660, 505918), (4270, 433644), (5124, 361370), (6405, 289096), (7320, 252959), (8540, 216822), (10248, 180685), (12810, 144548), (17080, 108411), (25620, 72274), (36137, 51240)]