708749440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:870

約数の個数: 128

約数和(自身を含む): 1946747520

約数和(自身を除く): 1237998080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 281, 320, 448, 560, 562, 563, 640, 896, 1120, 1124, 1126, 1405, 1967, 2240, 2248, 2252, 2810, 2815, 3934, 3941, 4480, 4496, 4504, 5620, 5630, 7868, 7882, 8992, 9008, 9835, 11240, 11260, 15736, 15764, 17984, 18016, 19670, 19705, 22480, 22520, 31472, 31528, 35968, 36032, 39340, 39410, 44960, 45040, 62944, 63056, 72064, 78680, 78820, 89920, 90080, 125888, 126112, 157360, 157640, 158203, 179840, 180160, 251776, 252224, 314720, 315280, 316406, 360320, 504448, 629440, 630560, 632812, 791015, 1107421, 1258880, 1261120, 1265624, 1582030, 2214842, 2522240, 2531248, 3164060, 4429684, 5062496, 5537105, 6328120, 8859368, 10124992, 11074210, 12656240, 17718736, 20249984, 22148420, 25312480, 35437472, 44296840, 50624960, 70874944, 88593680, 101249920, 141749888, 177187360, 354374720, 708749440]

約数ペア:

[(1, 708749440), (2, 354374720), (4, 177187360), (5, 141749888), (7, 101249920), (8, 88593680), (10, 70874944), (14, 50624960), (16, 44296840), (20, 35437472), (28, 25312480), (32, 22148420), (35, 20249984), (40, 17718736), (56, 12656240), (64, 11074210), (70, 10124992), (80, 8859368), (112, 6328120), (128, 5537105), (140, 5062496), (160, 4429684), (224, 3164060), (280, 2531248), (281, 2522240), (320, 2214842), (448, 1582030), (560, 1265624), (562, 1261120), (563, 1258880), (640, 1107421), (896, 791015), (1120, 632812), (1124, 630560), (1126, 629440), (1405, 504448), (1967, 360320), (2240, 316406), (2248, 315280), (2252, 314720), (2810, 252224), (2815, 251776), (3934, 180160), (3941, 179840), (4480, 158203), (4496, 157640), (4504, 157360), (5620, 126112), (5630, 125888), (7868, 90080), (7882, 89920), (8992, 78820), (9008, 78680), (9835, 72064), (11240, 63056), (11260, 62944), (15736, 45040), (15764, 44960), (17984, 39410), (18016, 39340), (19670, 36032), (19705, 35968), (22480, 31528), (22520, 31472)]