665969220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31091}}^1$

素因数の和:31130

約数の個数: 144

約数和(自身を含む): 2444577408

約数和(自身を除く): 1778608188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420, 31091, 62182, 93273, 124364, 155455, 186546, 217637, 279819, 310910, 373092, 435274, 466365, 528547, 559638, 621820, 652911, 870548, 932730, 1057094, 1088185, 1119276, 1305822, 1399095, 1585641, 1865460, 1958733, 2114188, 2176370, 2611644, 2642735, 2798190, 3171282, 3264555, 3699829, 3917466, 4352740, 4756923, 5285470, 5596380, 6342564, 6529110, 7399658, 7834932, 7928205, 9513846, 9793665, 10570940, 11099487, 13058220, 14799316, 15856410, 18499145, 19027692, 19587330, 22198974, 23784615, 31712820, 33298461, 36998290, 39174660, 44397948, 47569230, 55497435, 66596922, 73996580, 95138460, 110994870, 133193844, 166492305, 221989740, 332984610, 665969220]

約数ペア:

[(1, 665969220), (2, 332984610), (3, 221989740), (4, 166492305), (5, 133193844), (6, 110994870), (7, 95138460), (9, 73996580), (10, 66596922), (12, 55497435), (14, 47569230), (15, 44397948), (17, 39174660), (18, 36998290), (20, 33298461), (21, 31712820), (28, 23784615), (30, 22198974), (34, 19587330), (35, 19027692), (36, 18499145), (42, 15856410), (45, 14799316), (51, 13058220), (60, 11099487), (63, 10570940), (68, 9793665), (70, 9513846), (84, 7928205), (85, 7834932), (90, 7399658), (102, 6529110), (105, 6342564), (119, 5596380), (126, 5285470), (140, 4756923), (153, 4352740), (170, 3917466), (180, 3699829), (204, 3264555), (210, 3171282), (238, 2798190), (252, 2642735), (255, 2611644), (306, 2176370), (315, 2114188), (340, 1958733), (357, 1865460), (420, 1585641), (476, 1399095), (510, 1305822), (595, 1119276), (612, 1088185), (630, 1057094), (714, 932730), (765, 870548), (1020, 652911), (1071, 621820), (1190, 559638), (1260, 528547), (1428, 466365), (1530, 435274), (1785, 373092), (2142, 310910), (2380, 279819), (3060, 217637), (3570, 186546), (4284, 155455), (5355, 124364), (7140, 93273), (10710, 62182), (21420, 31091)]