654221520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29311}}^1$

素因数の和:29361

約数の個数: 120

約数和(自身を含む): 2268045312

約数和(自身を除く): 1613823792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 29311, 58622, 87933, 117244, 146555, 175866, 234488, 263799, 293110, 351732, 439665, 468976, 527598, 586220, 703464, 879330, 908641, 1055196, 1172440, 1318995, 1406928, 1758660, 1817282, 2110392, 2344880, 2637990, 2725923, 3517320, 3634564, 4220784, 4543205, 5275980, 5451846, 7034640, 7269128, 8177769, 9086410, 10551960, 10903692, 13629615, 14538256, 16355538, 18172820, 21103920, 21807384, 27259230, 32711076, 36345640, 40888845, 43614768, 54518460, 65422152, 72691280, 81777690, 109036920, 130844304, 163555380, 218073840, 327110760, 654221520]

約数ペア:

[(1, 654221520), (2, 327110760), (3, 218073840), (4, 163555380), (5, 130844304), (6, 109036920), (8, 81777690), (9, 72691280), (10, 65422152), (12, 54518460), (15, 43614768), (16, 40888845), (18, 36345640), (20, 32711076), (24, 27259230), (30, 21807384), (31, 21103920), (36, 18172820), (40, 16355538), (45, 14538256), (48, 13629615), (60, 10903692), (62, 10551960), (72, 9086410), (80, 8177769), (90, 7269128), (93, 7034640), (120, 5451846), (124, 5275980), (144, 4543205), (155, 4220784), (180, 3634564), (186, 3517320), (240, 2725923), (248, 2637990), (279, 2344880), (310, 2110392), (360, 1817282), (372, 1758660), (465, 1406928), (496, 1318995), (558, 1172440), (620, 1055196), (720, 908641), (744, 879330), (930, 703464), (1116, 586220), (1240, 527598), (1395, 468976), (1488, 439665), (1860, 351732), (2232, 293110), (2480, 263799), (2790, 234488), (3720, 175866), (4464, 146555), (5580, 117244), (7440, 87933), (11160, 58622), (22320, 29311)]