290468520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{806857}}^1$

素因数の和:806874

約数の個数: 48

約数和(自身を含む): 944023860

約数和(自身を除く): 653555340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 806857, 1613714, 2420571, 3227428, 4034285, 4841142, 6454856, 7261713, 8068570, 9682284, 12102855, 14523426, 16137140, 19364568, 24205710, 29046852, 32274280, 36308565, 48411420, 58093704, 72617130, 96822840, 145234260, 290468520]

約数ペア:

[(1, 290468520), (2, 145234260), (3, 96822840), (4, 72617130), (5, 58093704), (6, 48411420), (8, 36308565), (9, 32274280), (10, 29046852), (12, 24205710), (15, 19364568), (18, 16137140), (20, 14523426), (24, 12102855), (30, 9682284), (36, 8068570), (40, 7261713), (45, 6454856), (60, 4841142), (72, 4034285), (90, 3227428), (120, 2420571), (180, 1613714), (360, 806857)]