253421520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1627}}^1$

素因数の和:1713

約数の個数: 160

約数和(自身を含む): 872087040

約数和(自身を除く): 618665520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 132, 165, 176, 177, 220, 236, 240, 264, 295, 330, 354, 440, 472, 528, 590, 649, 660, 708, 880, 885, 944, 1180, 1298, 1320, 1416, 1627, 1770, 1947, 2360, 2596, 2640, 2832, 3245, 3254, 3540, 3894, 4720, 4881, 5192, 6490, 6508, 7080, 7788, 8135, 9735, 9762, 10384, 12980, 13016, 14160, 15576, 16270, 17897, 19470, 19524, 24405, 25960, 26032, 31152, 32540, 35794, 38940, 39048, 48810, 51920, 53691, 65080, 71588, 77880, 78096, 89485, 95993, 97620, 107382, 130160, 143176, 155760, 178970, 191986, 195240, 214764, 268455, 286352, 287979, 357940, 383972, 390480, 429528, 479965, 536910, 575958, 715880, 767944, 859056, 959930, 1055923, 1073820, 1151916, 1431760, 1439895, 1535888, 1919860, 2111846, 2147640, 2303832, 2879790, 3167769, 3839720, 4223692, 4295280, 4607664, 5279615, 5759580, 6335538, 7679440, 8447384, 10559230, 11519160, 12671076, 15838845, 16894768, 21118460, 23038320, 25342152, 31677690, 42236920, 50684304, 63355380, 84473840, 126710760, 253421520]

約数ペア:

[(1, 253421520), (2, 126710760), (3, 84473840), (4, 63355380), (5, 50684304), (6, 42236920), (8, 31677690), (10, 25342152), (11, 23038320), (12, 21118460), (15, 16894768), (16, 15838845), (20, 12671076), (22, 11519160), (24, 10559230), (30, 8447384), (33, 7679440), (40, 6335538), (44, 5759580), (48, 5279615), (55, 4607664), (59, 4295280), (60, 4223692), (66, 3839720), (80, 3167769), (88, 2879790), (110, 2303832), (118, 2147640), (120, 2111846), (132, 1919860), (165, 1535888), (176, 1439895), (177, 1431760), (220, 1151916), (236, 1073820), (240, 1055923), (264, 959930), (295, 859056), (330, 767944), (354, 715880), (440, 575958), (472, 536910), (528, 479965), (590, 429528), (649, 390480), (660, 383972), (708, 357940), (880, 287979), (885, 286352), (944, 268455), (1180, 214764), (1298, 195240), (1320, 191986), (1416, 178970), (1627, 155760), (1770, 143176), (1947, 130160), (2360, 107382), (2596, 97620), (2640, 95993), (2832, 89485), (3245, 78096), (3254, 77880), (3540, 71588), (3894, 65080), (4720, 53691), (4881, 51920), (5192, 48810), (6490, 39048), (6508, 38940), (7080, 35794), (7788, 32540), (8135, 31152), (9735, 26032), (9762, 25960), (10384, 24405), (12980, 19524), (13016, 19470), (14160, 17897), (15576, 16270)]