1391041920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23371}}^1$

素因数の和:23424

約数の個数: 128

約数和(自身を含む): 4577172480

約数和(自身を除く): 3186130560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 23371, 29760, 46742, 59520, 70113, 93484, 116855, 140226, 186968, 233710, 280452, 350565, 373936, 467420, 560904, 701130, 724501, 747872, 934840, 1121808, 1402260, 1449002, 1495744, 1869680, 2173503, 2243616, 2804520, 2898004, 2991488, 3622505, 3739360, 4347006, 4487232, 5609040, 5796008, 7245010, 7478720, 8694012, 8974464, 10867515, 11218080, 11592016, 14490020, 14957440, 17388024, 21735030, 22436160, 23184032, 28980040, 34776048, 43470060, 44872320, 46368064, 57960080, 69552096, 86940120, 92736128, 115920160, 139104192, 173880240, 231840320, 278208384, 347760480, 463680640, 695520960, 1391041920]

約数ペア:

[(1, 1391041920), (2, 695520960), (3, 463680640), (4, 347760480), (5, 278208384), (6, 231840320), (8, 173880240), (10, 139104192), (12, 115920160), (15, 92736128), (16, 86940120), (20, 69552096), (24, 57960080), (30, 46368064), (31, 44872320), (32, 43470060), (40, 34776048), (48, 28980040), (60, 23184032), (62, 22436160), (64, 21735030), (80, 17388024), (93, 14957440), (96, 14490020), (120, 11592016), (124, 11218080), (128, 10867515), (155, 8974464), (160, 8694012), (186, 7478720), (192, 7245010), (240, 5796008), (248, 5609040), (310, 4487232), (320, 4347006), (372, 3739360), (384, 3622505), (465, 2991488), (480, 2898004), (496, 2804520), (620, 2243616), (640, 2173503), (744, 1869680), (930, 1495744), (960, 1449002), (992, 1402260), (1240, 1121808), (1488, 934840), (1860, 747872), (1920, 724501), (1984, 701130), (2480, 560904), (2976, 467420), (3720, 373936), (3968, 350565), (4960, 280452), (5952, 233710), (7440, 186968), (9920, 140226), (11904, 116855), (14880, 93484), (19840, 70113), (23371, 59520), (29760, 46742)]