220255380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7507}}^1$

素因数の和:7685

約数の個数: 72

約数和(自身を含む): 672296352

約数和(自身を除く): 452040972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4890, 5868, 7335, 7507, 9780, 14670, 15014, 22521, 29340, 30028, 37535, 45042, 67563, 75070, 90084, 112605, 135126, 150140, 225210, 270252, 337815, 450420, 675630, 1223641, 1351260, 2447282, 3670923, 4894564, 6118205, 7341846, 11012769, 12236410, 14683692, 18354615, 22025538, 24472820, 36709230, 44051076, 55063845, 73418460, 110127690, 220255380]

約数ペア:

[(1, 220255380), (2, 110127690), (3, 73418460), (4, 55063845), (5, 44051076), (6, 36709230), (9, 24472820), (10, 22025538), (12, 18354615), (15, 14683692), (18, 12236410), (20, 11012769), (30, 7341846), (36, 6118205), (45, 4894564), (60, 3670923), (90, 2447282), (163, 1351260), (180, 1223641), (326, 675630), (489, 450420), (652, 337815), (815, 270252), (978, 225210), (1467, 150140), (1630, 135126), (1956, 112605), (2445, 90084), (2934, 75070), (3260, 67563), (4890, 45042), (5868, 37535), (7335, 30028), (7507, 29340), (9780, 22521), (14670, 15014)]