85739220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{9721}}^1$

素因数の和:9750

約数の個数: 108

約数和(自身を含む): 302568084

約数和(自身を除く): 216828864

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 9721, 19442, 29163, 38884, 48605, 58326, 68047, 87489, 97210, 116652, 136094, 145815, 174978, 194420, 204141, 272188, 291630, 340235, 349956, 408282, 437445, 476329, 583260, 612423, 680470, 816564, 874890, 952658, 1020705, 1224846, 1360940, 1428987, 1749780, 1905316, 2041410, 2381645, 2449692, 2857974, 3062115, 4082820, 4286961, 4763290, 5715948, 6124230, 7144935, 8573922, 9526580, 12248460, 14289870, 17147844, 21434805, 28579740, 42869610, 85739220]

約数ペア:

[(1, 85739220), (2, 42869610), (3, 28579740), (4, 21434805), (5, 17147844), (6, 14289870), (7, 12248460), (9, 9526580), (10, 8573922), (12, 7144935), (14, 6124230), (15, 5715948), (18, 4763290), (20, 4286961), (21, 4082820), (28, 3062115), (30, 2857974), (35, 2449692), (36, 2381645), (42, 2041410), (45, 1905316), (49, 1749780), (60, 1428987), (63, 1360940), (70, 1224846), (84, 1020705), (90, 952658), (98, 874890), (105, 816564), (126, 680470), (140, 612423), (147, 583260), (180, 476329), (196, 437445), (210, 408282), (245, 349956), (252, 340235), (294, 291630), (315, 272188), (420, 204141), (441, 194420), (490, 174978), (588, 145815), (630, 136094), (735, 116652), (882, 97210), (980, 87489), (1260, 68047), (1470, 58326), (1764, 48605), (2205, 38884), (2940, 29163), (4410, 19442), (8820, 9721)]