215886240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{149921}}^1$

素因数の和:149942

約数の個数: 72

約数和(自身を含む): 736716708

約数和(自身を除く): 520830468

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 149921, 299842, 449763, 599684, 749605, 899526, 1199368, 1349289, 1499210, 1799052, 2248815, 2398736, 2698578, 2998420, 3598104, 4497630, 4797472, 5397156, 5996840, 6746445, 7196208, 8995260, 10794312, 11993680, 13492890, 14392416, 17990520, 21588624, 23987360, 26985780, 35981040, 43177248, 53971560, 71962080, 107943120, 215886240]

約数ペア:

[(1, 215886240), (2, 107943120), (3, 71962080), (4, 53971560), (5, 43177248), (6, 35981040), (8, 26985780), (9, 23987360), (10, 21588624), (12, 17990520), (15, 14392416), (16, 13492890), (18, 11993680), (20, 10794312), (24, 8995260), (30, 7196208), (32, 6746445), (36, 5996840), (40, 5397156), (45, 4797472), (48, 4497630), (60, 3598104), (72, 2998420), (80, 2698578), (90, 2398736), (96, 2248815), (120, 1799052), (144, 1499210), (160, 1349289), (180, 1199368), (240, 899526), (288, 749605), (360, 599684), (480, 449763), (720, 299842), (1440, 149921)]