1128750

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{43}}^1$

素因数の和:75

約数の個数: 80

約数和(自身を含む): 3298944

約数和(自身を除く): 2170194

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 43, 50, 70, 75, 86, 105, 125, 129, 150, 175, 210, 215, 250, 258, 301, 350, 375, 430, 525, 602, 625, 645, 750, 875, 903, 1050, 1075, 1250, 1290, 1505, 1750, 1806, 1875, 2150, 2625, 3010, 3225, 3750, 4375, 4515, 5250, 5375, 6450, 7525, 8750, 9030, 10750, 13125, 15050, 16125, 22575, 26250, 26875, 32250, 37625, 45150, 53750, 75250, 80625, 112875, 161250, 188125, 225750, 376250, 564375, 1128750]

約数ペア:

[(1, 1128750), (2, 564375), (3, 376250), (5, 225750), (6, 188125), (7, 161250), (10, 112875), (14, 80625), (15, 75250), (21, 53750), (25, 45150), (30, 37625), (35, 32250), (42, 26875), (43, 26250), (50, 22575), (70, 16125), (75, 15050), (86, 13125), (105, 10750), (125, 9030), (129, 8750), (150, 7525), (175, 6450), (210, 5375), (215, 5250), (250, 4515), (258, 4375), (301, 3750), (350, 3225), (375, 3010), (430, 2625), (525, 2150), (602, 1875), (625, 1806), (645, 1750), (750, 1505), (875, 1290), (903, 1250), (1050, 1075)]