7489440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{743}}^1$

素因数の和:771

約数の個数: 144

約数和(自身を含む): 29248128

約数和(自身を除く): 21758688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 743, 840, 1008, 1120, 1260, 1440, 1486, 1680, 2016, 2229, 2520, 2972, 3360, 3715, 4458, 5040, 5201, 5944, 6687, 7430, 8916, 10080, 10402, 11145, 11888, 13374, 14860, 15603, 17832, 20804, 22290, 23776, 26005, 26748, 29720, 31206, 33435, 35664, 41608, 44580, 46809, 52010, 53496, 59440, 62412, 66870, 71328, 78015, 83216, 89160, 93618, 104020, 106992, 118880, 124824, 133740, 156030, 166432, 178320, 187236, 208040, 213984, 234045, 249648, 267480, 312060, 356640, 374472, 416080, 468090, 499296, 534960, 624120, 748944, 832160, 936180, 1069920, 1248240, 1497888, 1872360, 2496480, 3744720, 7489440]

約数ペア:

[(1, 7489440), (2, 3744720), (3, 2496480), (4, 1872360), (5, 1497888), (6, 1248240), (7, 1069920), (8, 936180), (9, 832160), (10, 748944), (12, 624120), (14, 534960), (15, 499296), (16, 468090), (18, 416080), (20, 374472), (21, 356640), (24, 312060), (28, 267480), (30, 249648), (32, 234045), (35, 213984), (36, 208040), (40, 187236), (42, 178320), (45, 166432), (48, 156030), (56, 133740), (60, 124824), (63, 118880), (70, 106992), (72, 104020), (80, 93618), (84, 89160), (90, 83216), (96, 78015), (105, 71328), (112, 66870), (120, 62412), (126, 59440), (140, 53496), (144, 52010), (160, 46809), (168, 44580), (180, 41608), (210, 35664), (224, 33435), (240, 31206), (252, 29720), (280, 26748), (288, 26005), (315, 23776), (336, 22290), (360, 20804), (420, 17832), (480, 15603), (504, 14860), (560, 13374), (630, 11888), (672, 11145), (720, 10402), (743, 10080), (840, 8916), (1008, 7430), (1120, 6687), (1260, 5944), (1440, 5201), (1486, 5040), (1680, 4458), (2016, 3715), (2229, 3360), (2520, 2972)]