783128320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2530

約数の個数: 144

約数和(自身を含む): 2127313440

約数和(自身を除く): 1344185120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 256, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1280, 1520, 1664, 1976, 2080, 2432, 2470, 2477, 3040, 3328, 3952, 4160, 4864, 4940, 4954, 6080, 7904, 8320, 9880, 9908, 12160, 12385, 15808, 16640, 19760, 19816, 24320, 24770, 31616, 32201, 39520, 39632, 47063, 49540, 63232, 64402, 79040, 79264, 94126, 99080, 128804, 158080, 158528, 161005, 188252, 198160, 235315, 257608, 316160, 317056, 322010, 376504, 396320, 470630, 515216, 611819, 634112, 644020, 753008, 792640, 941260, 1030432, 1223638, 1288040, 1506016, 1585280, 1882520, 2060864, 2447276, 2576080, 3012032, 3059095, 3170560, 3765040, 4121728, 4894552, 5152160, 6024064, 6118190, 7530080, 8243456, 9789104, 10304320, 12048128, 12236380, 15060160, 19578208, 20608640, 24472760, 30120320, 39156416, 41217280, 48945520, 60240640, 78312832, 97891040, 156625664, 195782080, 391564160, 783128320]

約数ペア:

[(1, 783128320), (2, 391564160), (4, 195782080), (5, 156625664), (8, 97891040), (10, 78312832), (13, 60240640), (16, 48945520), (19, 41217280), (20, 39156416), (26, 30120320), (32, 24472760), (38, 20608640), (40, 19578208), (52, 15060160), (64, 12236380), (65, 12048128), (76, 10304320), (80, 9789104), (95, 8243456), (104, 7530080), (128, 6118190), (130, 6024064), (152, 5152160), (160, 4894552), (190, 4121728), (208, 3765040), (247, 3170560), (256, 3059095), (260, 3012032), (304, 2576080), (320, 2447276), (380, 2060864), (416, 1882520), (494, 1585280), (520, 1506016), (608, 1288040), (640, 1223638), (760, 1030432), (832, 941260), (988, 792640), (1040, 753008), (1216, 644020), (1235, 634112), (1280, 611819), (1520, 515216), (1664, 470630), (1976, 396320), (2080, 376504), (2432, 322010), (2470, 317056), (2477, 316160), (3040, 257608), (3328, 235315), (3952, 198160), (4160, 188252), (4864, 161005), (4940, 158528), (4954, 158080), (6080, 128804), (7904, 99080), (8320, 94126), (9880, 79264), (9908, 79040), (12160, 64402), (12385, 63232), (15808, 49540), (16640, 47063), (19760, 39632), (19816, 39520), (24320, 32201), (24770, 31616)]