293070420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{542723}}^1$

素因数の和:542741

約数の個数: 48

約数和(自身を含む): 911776320

約数和(自身を除く): 618705900

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, 542723, 1085446, 1628169, 2170892, 2713615, 3256338, 4884507, 5427230, 6512676, 8140845, 9769014, 10854460, 14653521, 16281690, 19538028, 24422535, 29307042, 32563380, 48845070, 58614084, 73267605, 97690140, 146535210, 293070420]

約数ペア:

[(1, 293070420), (2, 146535210), (3, 97690140), (4, 73267605), (5, 58614084), (6, 48845070), (9, 32563380), (10, 29307042), (12, 24422535), (15, 19538028), (18, 16281690), (20, 14653521), (27, 10854460), (30, 9769014), (36, 8140845), (45, 6512676), (54, 5427230), (60, 4884507), (90, 3256338), (108, 2713615), (135, 2170892), (180, 1628169), (270, 1085446), (540, 542723)]