293859440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{919}}^1$

素因数の和:1510

約数の個数: 80

約数和(自身を含む): 783045120

約数和(自身を除く): 489185680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 571, 919, 1142, 1838, 2284, 2855, 3676, 3997, 4568, 4595, 5710, 6433, 7352, 7994, 9136, 9190, 11420, 12866, 14704, 15988, 18380, 19985, 22840, 25732, 31976, 32165, 36760, 39970, 45680, 51464, 63952, 64330, 73520, 79940, 102928, 128660, 159880, 257320, 319760, 514640, 524749, 1049498, 2098996, 2623745, 3673243, 4197992, 5247490, 7346486, 8395984, 10494980, 14692972, 18366215, 20989960, 29385944, 36732430, 41979920, 58771888, 73464860, 146929720, 293859440]

約数ペア:

[(1, 293859440), (2, 146929720), (4, 73464860), (5, 58771888), (7, 41979920), (8, 36732430), (10, 29385944), (14, 20989960), (16, 18366215), (20, 14692972), (28, 10494980), (35, 8395984), (40, 7346486), (56, 5247490), (70, 4197992), (80, 3673243), (112, 2623745), (140, 2098996), (280, 1049498), (560, 524749), (571, 514640), (919, 319760), (1142, 257320), (1838, 159880), (2284, 128660), (2855, 102928), (3676, 79940), (3997, 73520), (4568, 64330), (4595, 63952), (5710, 51464), (6433, 45680), (7352, 39970), (7994, 36760), (9136, 32165), (9190, 31976), (11420, 25732), (12866, 22840), (14704, 19985), (15988, 18380)]