89997840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:781

約数の個数: 120

約数和(自身を含む): 304087680

約数和(自身を除く): 214089840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 239, 240, 360, 478, 523, 717, 720, 956, 1046, 1195, 1434, 1569, 1912, 2092, 2151, 2390, 2615, 2868, 3138, 3585, 3824, 4184, 4302, 4707, 4780, 5230, 5736, 6276, 7170, 7845, 8368, 8604, 9414, 9560, 10460, 10755, 11472, 12552, 14340, 15690, 17208, 18828, 19120, 20920, 21510, 23535, 25104, 28680, 31380, 34416, 37656, 41840, 43020, 47070, 57360, 62760, 75312, 86040, 94140, 124997, 125520, 172080, 188280, 249994, 374991, 376560, 499988, 624985, 749982, 999976, 1124973, 1249970, 1499964, 1874955, 1999952, 2249946, 2499940, 2999928, 3749910, 4499892, 4999880, 5624865, 5999856, 7499820, 8999784, 9999760, 11249730, 14999640, 17999568, 22499460, 29999280, 44998920, 89997840]

約数ペア:

[(1, 89997840), (2, 44998920), (3, 29999280), (4, 22499460), (5, 17999568), (6, 14999640), (8, 11249730), (9, 9999760), (10, 8999784), (12, 7499820), (15, 5999856), (16, 5624865), (18, 4999880), (20, 4499892), (24, 3749910), (30, 2999928), (36, 2499940), (40, 2249946), (45, 1999952), (48, 1874955), (60, 1499964), (72, 1249970), (80, 1124973), (90, 999976), (120, 749982), (144, 624985), (180, 499988), (239, 376560), (240, 374991), (360, 249994), (478, 188280), (523, 172080), (717, 125520), (720, 124997), (956, 94140), (1046, 86040), (1195, 75312), (1434, 62760), (1569, 57360), (1912, 47070), (2092, 43020), (2151, 41840), (2390, 37656), (2615, 34416), (2868, 31380), (3138, 28680), (3585, 25104), (3824, 23535), (4184, 21510), (4302, 20920), (4707, 19120), (4780, 18828), (5230, 17208), (5736, 15690), (6276, 14340), (7170, 12552), (7845, 11472), (8368, 10755), (8604, 10460), (9414, 9560)]