80119440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:741

約数の個数: 120

約数和(自身を含む): 270816000

約数和(自身を除く): 190696560

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, 223, 240, 360, 446, 499, 669, 720, 892, 998, 1115, 1338, 1497, 1784, 1996, 2007, 2230, 2495, 2676, 2994, 3345, 3568, 3992, 4014, 4460, 4491, 4990, 5352, 5988, 6690, 7485, 7984, 8028, 8920, 8982, 9980, 10035, 10704, 11976, 13380, 14970, 16056, 17840, 17964, 19960, 20070, 22455, 23952, 26760, 29940, 32112, 35928, 39920, 40140, 44910, 53520, 59880, 71856, 80280, 89820, 111277, 119760, 160560, 179640, 222554, 333831, 359280, 445108, 556385, 667662, 890216, 1001493, 1112770, 1335324, 1669155, 1780432, 2002986, 2225540, 2670648, 3338310, 4005972, 4451080, 5007465, 5341296, 6676620, 8011944, 8902160, 10014930, 13353240, 16023888, 20029860, 26706480, 40059720, 80119440]

約数ペア:

[(1, 80119440), (2, 40059720), (3, 26706480), (4, 20029860), (5, 16023888), (6, 13353240), (8, 10014930), (9, 8902160), (10, 8011944), (12, 6676620), (15, 5341296), (16, 5007465), (18, 4451080), (20, 4005972), (24, 3338310), (30, 2670648), (36, 2225540), (40, 2002986), (45, 1780432), (48, 1669155), (60, 1335324), (72, 1112770), (80, 1001493), (90, 890216), (120, 667662), (144, 556385), (180, 445108), (223, 359280), (240, 333831), (360, 222554), (446, 179640), (499, 160560), (669, 119760), (720, 111277), (892, 89820), (998, 80280), (1115, 71856), (1338, 59880), (1497, 53520), (1784, 44910), (1996, 40140), (2007, 39920), (2230, 35928), (2495, 32112), (2676, 29940), (2994, 26760), (3345, 23952), (3568, 22455), (3992, 20070), (4014, 19960), (4460, 17964), (4491, 17840), (4990, 16056), (5352, 14970), (5988, 13380), (6690, 11976), (7485, 10704), (7984, 10035), (8028, 9980), (8920, 8982)]