21696089040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{972047}}^1$

素因数の和:972097

約数の個数: 120

約数和(自身を含む): 75213186048

約数和(自身を除く): 53517097008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 972047, 1944094, 2916141, 3888188, 4860235, 5832282, 7776376, 8748423, 9720470, 11664564, 14580705, 15552752, 17496846, 19440940, 23329128, 29161410, 30133457, 34993692, 38881880, 43742115, 46658256, 58322820, 60266914, 69987384, 77763760, 87484230, 90400371, 116645640, 120533828, 139974768, 150667285, 174968460, 180800742, 233291280, 241067656, 271201113, 301334570, 349936920, 361601484, 452001855, 482135312, 542402226, 602669140, 699873840, 723202968, 904003710, 1084804452, 1205338280, 1356005565, 1446405936, 1808007420, 2169608904, 2410676560, 2712011130, 3616014840, 4339217808, 5424022260, 7232029680, 10848044520, 21696089040]

約数ペア:

[(1, 21696089040), (2, 10848044520), (3, 7232029680), (4, 5424022260), (5, 4339217808), (6, 3616014840), (8, 2712011130), (9, 2410676560), (10, 2169608904), (12, 1808007420), (15, 1446405936), (16, 1356005565), (18, 1205338280), (20, 1084804452), (24, 904003710), (30, 723202968), (31, 699873840), (36, 602669140), (40, 542402226), (45, 482135312), (48, 452001855), (60, 361601484), (62, 349936920), (72, 301334570), (80, 271201113), (90, 241067656), (93, 233291280), (120, 180800742), (124, 174968460), (144, 150667285), (155, 139974768), (180, 120533828), (186, 116645640), (240, 90400371), (248, 87484230), (279, 77763760), (310, 69987384), (360, 60266914), (372, 58322820), (465, 46658256), (496, 43742115), (558, 38881880), (620, 34993692), (720, 30133457), (744, 29161410), (930, 23329128), (1116, 19440940), (1240, 17496846), (1395, 15552752), (1488, 14580705), (1860, 11664564), (2232, 9720470), (2480, 8748423), (2790, 7776376), (3720, 5832282), (4464, 4860235), (5580, 3888188), (7440, 2916141), (11160, 1944094), (22320, 972047)]