290465460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{537899}}^1$

素因数の和:537917

約数の個数: 48

約数和(自身を含む): 903672000

約数和(自身を除く): 613206540

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, 537899, 1075798, 1613697, 2151596, 2689495, 3227394, 4841091, 5378990, 6454788, 8068485, 9682182, 10757980, 14523273, 16136970, 19364364, 24205455, 29046546, 32273940, 48410910, 58093092, 72616365, 96821820, 145232730, 290465460]

約数ペア:

[(1, 290465460), (2, 145232730), (3, 96821820), (4, 72616365), (5, 58093092), (6, 48410910), (9, 32273940), (10, 29046546), (12, 24205455), (15, 19364364), (18, 16136970), (20, 14523273), (27, 10757980), (30, 9682182), (36, 8068485), (45, 6454788), (54, 5378990), (60, 4841091), (90, 3227394), (108, 2689495), (135, 2151596), (180, 1613697), (270, 1075798), (540, 537899)]