42807420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79273}}^1$

素因数の和:79291

約数の個数: 48

約数和(自身を含む): 133180320

約数和(自身を除く): 90372900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 79273, 158546, 237819, 317092, 396365, 475638, 713457, 792730, 951276, 1189095, 1426914, 1585460, 2140371, 2378190, 2853828, 3567285, 4280742, 4756380, 7134570, 8561484, 10701855, 14269140, 21403710, 42807420]

約数ペア:

[(1, 42807420), (2, 21403710), (3, 14269140), (4, 10701855), (5, 8561484), (6, 7134570), (9, 4756380), (10, 4280742), (12, 3567285), (15, 2853828), (18, 2378190), (20, 2140371), (27, 1585460), (30, 1426914), (36, 1189095), (45, 951276), (54, 792730), (60, 713457), (90, 475638), (108, 396365), (135, 317092), (180, 237819), (270, 158546), (540, 79273)]