8564220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{971}}^1$

素因数の和:1000

約数の個数: 108

約数和(自身を含む): 30250584

約数和(自身を除く): 21686364

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, 971, 980, 1260, 1470, 1764, 1942, 2205, 2913, 2940, 3884, 4410, 4855, 5826, 6797, 8739, 8820, 9710, 11652, 13594, 14565, 17478, 19420, 20391, 27188, 29130, 33985, 34956, 40782, 43695, 47579, 58260, 61173, 67970, 81564, 87390, 95158, 101955, 122346, 135940, 142737, 174780, 190316, 203910, 237895, 244692, 285474, 305865, 407820, 428211, 475790, 570948, 611730, 713685, 856422, 951580, 1223460, 1427370, 1712844, 2141055, 2854740, 4282110, 8564220]

約数ペア:

[(1, 8564220), (2, 4282110), (3, 2854740), (4, 2141055), (5, 1712844), (6, 1427370), (7, 1223460), (9, 951580), (10, 856422), (12, 713685), (14, 611730), (15, 570948), (18, 475790), (20, 428211), (21, 407820), (28, 305865), (30, 285474), (35, 244692), (36, 237895), (42, 203910), (45, 190316), (49, 174780), (60, 142737), (63, 135940), (70, 122346), (84, 101955), (90, 95158), (98, 87390), (105, 81564), (126, 67970), (140, 61173), (147, 58260), (180, 47579), (196, 43695), (210, 40782), (245, 34956), (252, 33985), (294, 29130), (315, 27188), (420, 20391), (441, 19420), (490, 17478), (588, 14565), (630, 13594), (735, 11652), (882, 9710), (971, 8820), (980, 8739), (1260, 6797), (1470, 5826), (1764, 4855), (1942, 4410), (2205, 3884), (2913, 2940)]