420560100

素因数分解:

$2^2\times 3^8\times 5^2\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 162

約数和(自身を含む): 1370989074

約数和(自身を除く): 950428974

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 641, 675, 729, 810, 900, 972, 1215, 1282, 1350, 1458, 1620, 1923, 2025, 2187, 2430, 2564, 2700, 2916, 3205, 3645, 3846, 4050, 4374, 4860, 5769, 6075, 6410, 6561, 7290, 7692, 8100, 8748, 9615, 10935, 11538, 12150, 12820, 13122, 14580, 16025, 17307, 18225, 19230, 21870, 23076, 24300, 26244, 28845, 32050, 32805, 34614, 36450, 38460, 43740, 48075, 51921, 54675, 57690, 64100, 65610, 69228, 72900, 86535, 96150, 103842, 109350, 115380, 131220, 144225, 155763, 164025, 173070, 192300, 207684, 218700, 259605, 288450, 311526, 328050, 346140, 432675, 467289, 519210, 576900, 623052, 656100, 778815, 865350, 934578, 1038420, 1298025, 1401867, 1557630, 1730700, 1869156, 2336445, 2596050, 2803734, 3115260, 3894075, 4205601, 4672890, 5192100, 5607468, 7009335, 7788150, 8411202, 9345780, 11682225, 14018670, 15576300, 16822404, 21028005, 23364450, 28037340, 35046675, 42056010, 46728900, 70093350, 84112020, 105140025, 140186700, 210280050, 420560100]

約数ペア:

[(1, 420560100), (2, 210280050), (3, 140186700), (4, 105140025), (5, 84112020), (6, 70093350), (9, 46728900), (10, 42056010), (12, 35046675), (15, 28037340), (18, 23364450), (20, 21028005), (25, 16822404), (27, 15576300), (30, 14018670), (36, 11682225), (45, 9345780), (50, 8411202), (54, 7788150), (60, 7009335), (75, 5607468), (81, 5192100), (90, 4672890), (100, 4205601), (108, 3894075), (135, 3115260), (150, 2803734), (162, 2596050), (180, 2336445), (225, 1869156), (243, 1730700), (270, 1557630), (300, 1401867), (324, 1298025), (405, 1038420), (450, 934578), (486, 865350), (540, 778815), (641, 656100), (675, 623052), (729, 576900), (810, 519210), (900, 467289), (972, 432675), (1215, 346140), (1282, 328050), (1350, 311526), (1458, 288450), (1620, 259605), (1923, 218700), (2025, 207684), (2187, 192300), (2430, 173070), (2564, 164025), (2700, 155763), (2916, 144225), (3205, 131220), (3645, 115380), (3846, 109350), (4050, 103842), (4374, 96150), (4860, 86535), (5769, 72900), (6075, 69228), (6410, 65610), (6561, 64100), (7290, 57690), (7692, 54675), (8100, 51921), (8748, 48075), (9615, 43740), (10935, 38460), (11538, 36450), (12150, 34614), (12820, 32805), (13122, 32050), (14580, 28845), (16025, 26244), (17307, 24300), (18225, 23076), (19230, 21870)]