21063838680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{208223}}^1$

素因数の和:208521

約数の個数: 96

約数和(自身を含む): 68701426560

約数和(自身を除く): 47637587880

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, 281, 360, 562, 843, 1124, 1405, 1686, 2248, 2529, 2810, 3372, 4215, 5058, 5620, 6744, 8430, 10116, 11240, 12645, 16860, 20232, 25290, 33720, 50580, 101160, 208223, 416446, 624669, 832892, 1041115, 1249338, 1665784, 1874007, 2082230, 2498676, 3123345, 3748014, 4164460, 4997352, 6246690, 7496028, 8328920, 9370035, 12493380, 14992056, 18740070, 24986760, 37480140, 58510663, 74960280, 117021326, 175531989, 234042652, 292553315, 351063978, 468085304, 526595967, 585106630, 702127956, 877659945, 1053191934, 1170213260, 1404255912, 1755319890, 2106383868, 2340426520, 2632979835, 3510639780, 4212767736, 5265959670, 7021279560, 10531919340, 21063838680]

約数ペア:

[(1, 21063838680), (2, 10531919340), (3, 7021279560), (4, 5265959670), (5, 4212767736), (6, 3510639780), (8, 2632979835), (9, 2340426520), (10, 2106383868), (12, 1755319890), (15, 1404255912), (18, 1170213260), (20, 1053191934), (24, 877659945), (30, 702127956), (36, 585106630), (40, 526595967), (45, 468085304), (60, 351063978), (72, 292553315), (90, 234042652), (120, 175531989), (180, 117021326), (281, 74960280), (360, 58510663), (562, 37480140), (843, 24986760), (1124, 18740070), (1405, 14992056), (1686, 12493380), (2248, 9370035), (2529, 8328920), (2810, 7496028), (3372, 6246690), (4215, 4997352), (5058, 4164460), (5620, 3748014), (6744, 3123345), (8430, 2498676), (10116, 2082230), (11240, 1874007), (12645, 1665784), (16860, 1249338), (20232, 1041115), (25290, 832892), (33720, 624669), (50580, 416446), (101160, 208223)]