1665540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 5328960

約数和(自身を除く): 3663420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 487, 570, 684, 855, 974, 1140, 1461, 1710, 1948, 2435, 2922, 3420, 4383, 4870, 5844, 7305, 8766, 9253, 9740, 14610, 17532, 18506, 21915, 27759, 29220, 37012, 43830, 46265, 55518, 83277, 87660, 92530, 111036, 138795, 166554, 185060, 277590, 333108, 416385, 555180, 832770, 1665540]

約数ペア:

[(1, 1665540), (2, 832770), (3, 555180), (4, 416385), (5, 333108), (6, 277590), (9, 185060), (10, 166554), (12, 138795), (15, 111036), (18, 92530), (19, 87660), (20, 83277), (30, 55518), (36, 46265), (38, 43830), (45, 37012), (57, 29220), (60, 27759), (76, 21915), (90, 18506), (95, 17532), (114, 14610), (171, 9740), (180, 9253), (190, 8766), (228, 7305), (285, 5844), (342, 4870), (380, 4383), (487, 3420), (570, 2922), (684, 2435), (855, 1948), (974, 1710), (1140, 1461)]