780401280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1511}}^1$

素因数の和:1802

約数の個数: 128

約数和(自身を含む): 2498428800

約数和(自身を除く): 1718027520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 269, 320, 384, 480, 538, 640, 807, 960, 1076, 1345, 1511, 1614, 1920, 2152, 2690, 3022, 3228, 4035, 4304, 4533, 5380, 6044, 6456, 7555, 8070, 8608, 9066, 10760, 12088, 12912, 15110, 16140, 17216, 18132, 21520, 22665, 24176, 25824, 30220, 32280, 34432, 36264, 43040, 45330, 48352, 51648, 60440, 64560, 72528, 86080, 90660, 96704, 103296, 120880, 129120, 145056, 172160, 181320, 193408, 241760, 258240, 290112, 362640, 406459, 483520, 516480, 580224, 725280, 812918, 967040, 1219377, 1450560, 1625836, 2032295, 2438754, 2901120, 3251672, 4064590, 4877508, 6096885, 6503344, 8129180, 9755016, 12193770, 13006688, 16258360, 19510032, 24387540, 26013376, 32516720, 39020064, 48775080, 52026752, 65033440, 78040128, 97550160, 130066880, 156080256, 195100320, 260133760, 390200640, 780401280]

約数ペア:

[(1, 780401280), (2, 390200640), (3, 260133760), (4, 195100320), (5, 156080256), (6, 130066880), (8, 97550160), (10, 78040128), (12, 65033440), (15, 52026752), (16, 48775080), (20, 39020064), (24, 32516720), (30, 26013376), (32, 24387540), (40, 19510032), (48, 16258360), (60, 13006688), (64, 12193770), (80, 9755016), (96, 8129180), (120, 6503344), (128, 6096885), (160, 4877508), (192, 4064590), (240, 3251672), (269, 2901120), (320, 2438754), (384, 2032295), (480, 1625836), (538, 1450560), (640, 1219377), (807, 967040), (960, 812918), (1076, 725280), (1345, 580224), (1511, 516480), (1614, 483520), (1920, 406459), (2152, 362640), (2690, 290112), (3022, 258240), (3228, 241760), (4035, 193408), (4304, 181320), (4533, 172160), (5380, 145056), (6044, 129120), (6456, 120880), (7555, 103296), (8070, 96704), (8608, 90660), (9066, 86080), (10760, 72528), (12088, 64560), (12912, 60440), (15110, 51648), (16140, 48352), (17216, 45330), (18132, 43040), (21520, 36264), (22665, 34432), (24176, 32280), (25824, 30220)]