84378420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 294997248

約数和(自身を除く): 210618828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 167, 180, 210, 252, 315, 334, 401, 420, 501, 630, 668, 802, 835, 1002, 1169, 1203, 1260, 1503, 1604, 1670, 2004, 2005, 2338, 2406, 2505, 2807, 3006, 3340, 3507, 3609, 4010, 4676, 4812, 5010, 5614, 5845, 6012, 6015, 7014, 7218, 7515, 8020, 8421, 10020, 10521, 11228, 11690, 12030, 14028, 14035, 14436, 15030, 16842, 17535, 18045, 21042, 23380, 24060, 25263, 28070, 30060, 33684, 35070, 36090, 42084, 42105, 50526, 52605, 56140, 66967, 70140, 72180, 84210, 101052, 105210, 126315, 133934, 168420, 200901, 210420, 252630, 267868, 334835, 401802, 468769, 505260, 602703, 669670, 803604, 937538, 1004505, 1205406, 1339340, 1406307, 1875076, 2009010, 2343845, 2410812, 2812614, 3013515, 4018020, 4218921, 4687690, 5625228, 6027030, 7031535, 8437842, 9375380, 12054060, 14063070, 16875684, 21094605, 28126140, 42189210, 84378420]

約数ペア:

[(1, 84378420), (2, 42189210), (3, 28126140), (4, 21094605), (5, 16875684), (6, 14063070), (7, 12054060), (9, 9375380), (10, 8437842), (12, 7031535), (14, 6027030), (15, 5625228), (18, 4687690), (20, 4218921), (21, 4018020), (28, 3013515), (30, 2812614), (35, 2410812), (36, 2343845), (42, 2009010), (45, 1875076), (60, 1406307), (63, 1339340), (70, 1205406), (84, 1004505), (90, 937538), (105, 803604), (126, 669670), (140, 602703), (167, 505260), (180, 468769), (210, 401802), (252, 334835), (315, 267868), (334, 252630), (401, 210420), (420, 200901), (501, 168420), (630, 133934), (668, 126315), (802, 105210), (835, 101052), (1002, 84210), (1169, 72180), (1203, 70140), (1260, 66967), (1503, 56140), (1604, 52605), (1670, 50526), (2004, 42105), (2005, 42084), (2338, 36090), (2406, 35070), (2505, 33684), (2807, 30060), (3006, 28070), (3340, 25263), (3507, 24060), (3609, 23380), (4010, 21042), (4676, 18045), (4812, 17535), (5010, 16842), (5614, 15030), (5845, 14436), (6012, 14035), (6015, 14028), (7014, 12030), (7218, 11690), (7515, 11228), (8020, 10521), (8421, 10020)]