6447280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 17766720

約数和(自身を除く): 11319440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 397, 406, 464, 560, 580, 794, 812, 1015, 1160, 1588, 1624, 1985, 2030, 2320, 2779, 3176, 3248, 3970, 4060, 5558, 6352, 7940, 8120, 11116, 11513, 13895, 15880, 16240, 22232, 23026, 27790, 31760, 44464, 46052, 55580, 57565, 80591, 92104, 111160, 115130, 161182, 184208, 222320, 230260, 322364, 402955, 460520, 644728, 805910, 921040, 1289456, 1611820, 3223640, 6447280]

約数ペア:

[(1, 6447280), (2, 3223640), (4, 1611820), (5, 1289456), (7, 921040), (8, 805910), (10, 644728), (14, 460520), (16, 402955), (20, 322364), (28, 230260), (29, 222320), (35, 184208), (40, 161182), (56, 115130), (58, 111160), (70, 92104), (80, 80591), (112, 57565), (116, 55580), (140, 46052), (145, 44464), (203, 31760), (232, 27790), (280, 23026), (290, 22232), (397, 16240), (406, 15880), (464, 13895), (560, 11513), (580, 11116), (794, 8120), (812, 7940), (1015, 6352), (1160, 5558), (1588, 4060), (1624, 3970), (1985, 3248), (2030, 3176), (2320, 2779)]