28589040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 97783920

約数和(自身を除く): 69194880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 59, 60, 72, 80, 90, 118, 120, 144, 177, 180, 236, 240, 295, 354, 360, 472, 531, 590, 673, 708, 720, 885, 944, 1062, 1180, 1346, 1416, 1770, 2019, 2124, 2360, 2655, 2692, 2832, 3365, 3540, 4038, 4248, 4720, 5310, 5384, 6057, 6730, 7080, 8076, 8496, 10095, 10620, 10768, 12114, 13460, 14160, 16152, 20190, 21240, 24228, 26920, 30285, 32304, 39707, 40380, 42480, 48456, 53840, 60570, 79414, 80760, 96912, 119121, 121140, 158828, 161520, 198535, 238242, 242280, 317656, 357363, 397070, 476484, 484560, 595605, 635312, 714726, 794140, 952968, 1191210, 1429452, 1588280, 1786815, 1905936, 2382420, 2858904, 3176560, 3573630, 4764840, 5717808, 7147260, 9529680, 14294520, 28589040]

約数ペア:

[(1, 28589040), (2, 14294520), (3, 9529680), (4, 7147260), (5, 5717808), (6, 4764840), (8, 3573630), (9, 3176560), (10, 2858904), (12, 2382420), (15, 1905936), (16, 1786815), (18, 1588280), (20, 1429452), (24, 1191210), (30, 952968), (36, 794140), (40, 714726), (45, 635312), (48, 595605), (59, 484560), (60, 476484), (72, 397070), (80, 357363), (90, 317656), (118, 242280), (120, 238242), (144, 198535), (177, 161520), (180, 158828), (236, 121140), (240, 119121), (295, 96912), (354, 80760), (360, 79414), (472, 60570), (531, 53840), (590, 48456), (673, 42480), (708, 40380), (720, 39707), (885, 32304), (944, 30285), (1062, 26920), (1180, 24228), (1346, 21240), (1416, 20190), (1770, 16152), (2019, 14160), (2124, 13460), (2360, 12114), (2655, 10768), (2692, 10620), (2832, 10095), (3365, 8496), (3540, 8076), (4038, 7080), (4248, 6730), (4720, 6057), (5310, 5384)]