990431064

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{8087}}^1$

素因数の和:8121

約数の個数: 128

約数和(自身を含む): 3183436800

約数和(自身を除く): 2193005736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 648, 729, 756, 972, 1134, 1458, 1512, 1701, 1944, 2187, 2268, 2916, 3402, 4374, 4536, 5103, 5832, 6804, 8087, 8748, 10206, 13608, 15309, 16174, 17496, 20412, 24261, 30618, 32348, 40824, 48522, 56609, 61236, 64696, 72783, 97044, 113218, 122472, 145566, 169827, 194088, 218349, 226436, 291132, 339654, 436698, 452872, 509481, 582264, 655047, 679308, 873396, 1018962, 1310094, 1358616, 1528443, 1746792, 1965141, 2037924, 2620188, 3056886, 3930282, 4075848, 4585329, 5240376, 5895423, 6113772, 7860564, 9170658, 11790846, 12227544, 13755987, 15721128, 17686269, 18341316, 23581692, 27511974, 35372538, 36682632, 41267961, 47163384, 55023948, 70745076, 82535922, 110047896, 123803883, 141490152, 165071844, 247607766, 330143688, 495215532, 990431064]

約数ペア:

[(1, 990431064), (2, 495215532), (3, 330143688), (4, 247607766), (6, 165071844), (7, 141490152), (8, 123803883), (9, 110047896), (12, 82535922), (14, 70745076), (18, 55023948), (21, 47163384), (24, 41267961), (27, 36682632), (28, 35372538), (36, 27511974), (42, 23581692), (54, 18341316), (56, 17686269), (63, 15721128), (72, 13755987), (81, 12227544), (84, 11790846), (108, 9170658), (126, 7860564), (162, 6113772), (168, 5895423), (189, 5240376), (216, 4585329), (243, 4075848), (252, 3930282), (324, 3056886), (378, 2620188), (486, 2037924), (504, 1965141), (567, 1746792), (648, 1528443), (729, 1358616), (756, 1310094), (972, 1018962), (1134, 873396), (1458, 679308), (1512, 655047), (1701, 582264), (1944, 509481), (2187, 452872), (2268, 436698), (2916, 339654), (3402, 291132), (4374, 226436), (4536, 218349), (5103, 194088), (5832, 169827), (6804, 145566), (8087, 122472), (8748, 113218), (10206, 97044), (13608, 72783), (15309, 64696), (16174, 61236), (17496, 56609), (20412, 48522), (24261, 40824), (30618, 32348)]