7449520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 20422800

約数和(自身を除く): 12973280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 38, 40, 52, 58, 65, 76, 80, 95, 104, 116, 130, 145, 152, 169, 190, 208, 232, 247, 260, 290, 304, 338, 377, 380, 464, 494, 520, 551, 580, 676, 754, 760, 845, 988, 1040, 1102, 1160, 1235, 1352, 1508, 1520, 1690, 1885, 1976, 2204, 2320, 2470, 2704, 2755, 3016, 3211, 3380, 3770, 3952, 4408, 4901, 4940, 5510, 6032, 6422, 6760, 7163, 7540, 8816, 9802, 9880, 11020, 12844, 13520, 14326, 15080, 16055, 19604, 19760, 22040, 24505, 25688, 28652, 30160, 32110, 35815, 39208, 44080, 49010, 51376, 57304, 64220, 71630, 78416, 93119, 98020, 114608, 128440, 143260, 186238, 196040, 256880, 286520, 372476, 392080, 465595, 573040, 744952, 931190, 1489904, 1862380, 3724760, 7449520]

約数ペア:

[(1, 7449520), (2, 3724760), (4, 1862380), (5, 1489904), (8, 931190), (10, 744952), (13, 573040), (16, 465595), (19, 392080), (20, 372476), (26, 286520), (29, 256880), (38, 196040), (40, 186238), (52, 143260), (58, 128440), (65, 114608), (76, 98020), (80, 93119), (95, 78416), (104, 71630), (116, 64220), (130, 57304), (145, 51376), (152, 49010), (169, 44080), (190, 39208), (208, 35815), (232, 32110), (247, 30160), (260, 28652), (290, 25688), (304, 24505), (338, 22040), (377, 19760), (380, 19604), (464, 16055), (494, 15080), (520, 14326), (551, 13520), (580, 12844), (676, 11020), (754, 9880), (760, 9802), (845, 8816), (988, 7540), (1040, 7163), (1102, 6760), (1160, 6422), (1235, 6032), (1352, 5510), (1508, 4940), (1520, 4901), (1690, 4408), (1885, 3952), (1976, 3770), (2204, 3380), (2320, 3211), (2470, 3016), (2704, 2755)]