215498160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1307}}^1$

素因数の和:1555

約数の個数: 120

約数和(自身を含む): 727431120

約数和(自身を除く): 511932960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 229, 240, 360, 458, 687, 720, 916, 1145, 1307, 1374, 1832, 2061, 2290, 2614, 2748, 3435, 3664, 3921, 4122, 4580, 5228, 5496, 6535, 6870, 7842, 8244, 9160, 10305, 10456, 10992, 11763, 13070, 13740, 15684, 16488, 18320, 19605, 20610, 20912, 23526, 26140, 27480, 31368, 32976, 39210, 41220, 47052, 52280, 54960, 58815, 62736, 78420, 82440, 94104, 104560, 117630, 156840, 164880, 188208, 235260, 299303, 313680, 470520, 598606, 897909, 941040, 1197212, 1496515, 1795818, 2394424, 2693727, 2993030, 3591636, 4489545, 4788848, 5387454, 5986060, 7183272, 8979090, 10774908, 11972120, 13468635, 14366544, 17958180, 21549816, 23944240, 26937270, 35916360, 43099632, 53874540, 71832720, 107749080, 215498160]

約数ペア:

[(1, 215498160), (2, 107749080), (3, 71832720), (4, 53874540), (5, 43099632), (6, 35916360), (8, 26937270), (9, 23944240), (10, 21549816), (12, 17958180), (15, 14366544), (16, 13468635), (18, 11972120), (20, 10774908), (24, 8979090), (30, 7183272), (36, 5986060), (40, 5387454), (45, 4788848), (48, 4489545), (60, 3591636), (72, 2993030), (80, 2693727), (90, 2394424), (120, 1795818), (144, 1496515), (180, 1197212), (229, 941040), (240, 897909), (360, 598606), (458, 470520), (687, 313680), (720, 299303), (916, 235260), (1145, 188208), (1307, 164880), (1374, 156840), (1832, 117630), (2061, 104560), (2290, 94104), (2614, 82440), (2748, 78420), (3435, 62736), (3664, 58815), (3921, 54960), (4122, 52280), (4580, 47052), (5228, 41220), (5496, 39210), (6535, 32976), (6870, 31368), (7842, 27480), (8244, 26140), (9160, 23526), (10305, 20912), (10456, 20610), (10992, 19605), (11763, 18320), (13070, 16488), (13740, 15684)]