836709440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5261}}^1$

素因数の和:5356

約数の個数: 112

約数和(自身を含む): 2309554944

約数和(自身を除く): 1472845504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1988, 2240, 2272, 2485, 2840, 3976, 4544, 4970, 5261, 5680, 7952, 9940, 10522, 11360, 15904, 19880, 21044, 22720, 26305, 31808, 36827, 39760, 42088, 52610, 73654, 79520, 84176, 105220, 147308, 159040, 168352, 184135, 210440, 294616, 336704, 368270, 373531, 420880, 589232, 736540, 747062, 841760, 1178464, 1473080, 1494124, 1683520, 1867655, 2356928, 2614717, 2946160, 2988248, 3735310, 5229434, 5892320, 5976496, 7470620, 10458868, 11784640, 11952992, 13073585, 14941240, 20917736, 23905984, 26147170, 29882480, 41835472, 52294340, 59764960, 83670944, 104588680, 119529920, 167341888, 209177360, 418354720, 836709440]

約数ペア:

[(1, 836709440), (2, 418354720), (4, 209177360), (5, 167341888), (7, 119529920), (8, 104588680), (10, 83670944), (14, 59764960), (16, 52294340), (20, 41835472), (28, 29882480), (32, 26147170), (35, 23905984), (40, 20917736), (56, 14941240), (64, 13073585), (70, 11952992), (71, 11784640), (80, 10458868), (112, 7470620), (140, 5976496), (142, 5892320), (160, 5229434), (224, 3735310), (280, 2988248), (284, 2946160), (320, 2614717), (355, 2356928), (448, 1867655), (497, 1683520), (560, 1494124), (568, 1473080), (710, 1178464), (994, 841760), (1120, 747062), (1136, 736540), (1420, 589232), (1988, 420880), (2240, 373531), (2272, 368270), (2485, 336704), (2840, 294616), (3976, 210440), (4544, 184135), (4970, 168352), (5261, 159040), (5680, 147308), (7952, 105220), (9940, 84176), (10522, 79520), (11360, 73654), (15904, 52610), (19880, 42088), (21044, 39760), (22720, 36827), (26305, 31808)]