290147880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{219809}}^1$

素因数の和:219834

約数の個数: 64

約数和(自身を含む): 949579200

約数和(自身を除く): 659431320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 219809, 439618, 659427, 879236, 1099045, 1318854, 1758472, 2198090, 2417899, 2637708, 3297135, 4396180, 4835798, 5275416, 6594270, 7253697, 8792360, 9671596, 12089495, 13188540, 14507394, 19343192, 24178990, 26377080, 29014788, 36268485, 48357980, 58029576, 72536970, 96715960, 145073940, 290147880]

約数ペア:

[(1, 290147880), (2, 145073940), (3, 96715960), (4, 72536970), (5, 58029576), (6, 48357980), (8, 36268485), (10, 29014788), (11, 26377080), (12, 24178990), (15, 19343192), (20, 14507394), (22, 13188540), (24, 12089495), (30, 9671596), (33, 8792360), (40, 7253697), (44, 6594270), (55, 5275416), (60, 4835798), (66, 4396180), (88, 3297135), (110, 2637708), (120, 2417899), (132, 2198090), (165, 1758472), (220, 1318854), (264, 1099045), (330, 879236), (440, 659427), (660, 439618), (1320, 219809)]