221867340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{217517}}^1$

素因数の和:217546

約数の個数: 48

約数和(自身を含む): 657774432

約数和(自身を除く): 435907092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 217517, 435034, 652551, 870068, 1087585, 1305102, 2175170, 2610204, 3262755, 3697789, 4350340, 6525510, 7395578, 11093367, 13051020, 14791156, 18488945, 22186734, 36977890, 44373468, 55466835, 73955780, 110933670, 221867340]

約数ペア:

[(1, 221867340), (2, 110933670), (3, 73955780), (4, 55466835), (5, 44373468), (6, 36977890), (10, 22186734), (12, 18488945), (15, 14791156), (17, 13051020), (20, 11093367), (30, 7395578), (34, 6525510), (51, 4350340), (60, 3697789), (68, 3262755), (85, 2610204), (102, 2175170), (170, 1305102), (204, 1087585), (255, 870068), (340, 652551), (510, 435034), (1020, 217517)]