1283640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 4060800

約数和(自身を除く): 2777160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 563, 570, 760, 1126, 1140, 1689, 2252, 2280, 2815, 3378, 4504, 5630, 6756, 8445, 10697, 11260, 13512, 16890, 21394, 22520, 32091, 33780, 42788, 53485, 64182, 67560, 85576, 106970, 128364, 160455, 213940, 256728, 320910, 427880, 641820, 1283640]

約数ペア:

[(1, 1283640), (2, 641820), (3, 427880), (4, 320910), (5, 256728), (6, 213940), (8, 160455), (10, 128364), (12, 106970), (15, 85576), (19, 67560), (20, 64182), (24, 53485), (30, 42788), (38, 33780), (40, 32091), (57, 22520), (60, 21394), (76, 16890), (95, 13512), (114, 11260), (120, 10697), (152, 8445), (190, 6756), (228, 5630), (285, 4504), (380, 3378), (456, 2815), (563, 2280), (570, 2252), (760, 1689), (1126, 1140)]