90420840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2887}}^1$

素因数の和:2936

約数の個数: 128

約数和(自身を含む): 311904000

約数和(自身を除く): 221483160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 1044, 1080, 1160, 1305, 1566, 1740, 2088, 2610, 2887, 3132, 3480, 3915, 5220, 5774, 6264, 7830, 8661, 10440, 11548, 14435, 15660, 17322, 23096, 25983, 28870, 31320, 34644, 43305, 51966, 57740, 69288, 77949, 83723, 86610, 103932, 115480, 129915, 155898, 167446, 173220, 207864, 251169, 259830, 311796, 334892, 346440, 389745, 418615, 502338, 519660, 623592, 669784, 753507, 779490, 837230, 1004676, 1039320, 1255845, 1507014, 1558980, 1674460, 2009352, 2260521, 2511690, 3014028, 3117960, 3348920, 3767535, 4521042, 5023380, 6028056, 7535070, 9042084, 10046760, 11302605, 15070140, 18084168, 22605210, 30140280, 45210420, 90420840]

約数ペア:

[(1, 90420840), (2, 45210420), (3, 30140280), (4, 22605210), (5, 18084168), (6, 15070140), (8, 11302605), (9, 10046760), (10, 9042084), (12, 7535070), (15, 6028056), (18, 5023380), (20, 4521042), (24, 3767535), (27, 3348920), (29, 3117960), (30, 3014028), (36, 2511690), (40, 2260521), (45, 2009352), (54, 1674460), (58, 1558980), (60, 1507014), (72, 1255845), (87, 1039320), (90, 1004676), (108, 837230), (116, 779490), (120, 753507), (135, 669784), (145, 623592), (174, 519660), (180, 502338), (216, 418615), (232, 389745), (261, 346440), (270, 334892), (290, 311796), (348, 259830), (360, 251169), (435, 207864), (522, 173220), (540, 167446), (580, 155898), (696, 129915), (783, 115480), (870, 103932), (1044, 86610), (1080, 83723), (1160, 77949), (1305, 69288), (1566, 57740), (1740, 51966), (2088, 43305), (2610, 34644), (2887, 31320), (3132, 28870), (3480, 25983), (3915, 23096), (5220, 17322), (5774, 15660), (6264, 14435), (7830, 11548), (8661, 10440)]