989464448

素因数分解:

$2^7\times 7^3\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:793

約数の個数: 128

約数和(自身を含む): 2376192000

約数和(自身を除く): 1386727552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 196, 217, 224, 248, 343, 392, 434, 448, 496, 686, 727, 784, 868, 896, 992, 1372, 1454, 1519, 1568, 1736, 1984, 2744, 2908, 3038, 3136, 3472, 3968, 5089, 5488, 5816, 6076, 6272, 6944, 10178, 10633, 10976, 11632, 12152, 13888, 20356, 21266, 21952, 22537, 23264, 24304, 27776, 35623, 40712, 42532, 43904, 45074, 46528, 48608, 71246, 81424, 85064, 90148, 93056, 97216, 142492, 157759, 162848, 170128, 180296, 194432, 249361, 284984, 315518, 325696, 340256, 360592, 498722, 569968, 631036, 651392, 680512, 721184, 997444, 1104313, 1139936, 1262072, 1361024, 1442368, 1994888, 2208626, 2279872, 2524144, 2884736, 3989776, 4417252, 4559744, 5048288, 7730191, 7979552, 8834504, 10096576, 15460382, 15959104, 17669008, 20193152, 30920764, 31918208, 35338016, 61841528, 70676032, 123683056, 141352064, 247366112, 494732224, 989464448]

約数ペア:

[(1, 989464448), (2, 494732224), (4, 247366112), (7, 141352064), (8, 123683056), (14, 70676032), (16, 61841528), (28, 35338016), (31, 31918208), (32, 30920764), (49, 20193152), (56, 17669008), (62, 15959104), (64, 15460382), (98, 10096576), (112, 8834504), (124, 7979552), (128, 7730191), (196, 5048288), (217, 4559744), (224, 4417252), (248, 3989776), (343, 2884736), (392, 2524144), (434, 2279872), (448, 2208626), (496, 1994888), (686, 1442368), (727, 1361024), (784, 1262072), (868, 1139936), (896, 1104313), (992, 997444), (1372, 721184), (1454, 680512), (1519, 651392), (1568, 631036), (1736, 569968), (1984, 498722), (2744, 360592), (2908, 340256), (3038, 325696), (3136, 315518), (3472, 284984), (3968, 249361), (5089, 194432), (5488, 180296), (5816, 170128), (6076, 162848), (6272, 157759), (6944, 142492), (10178, 97216), (10633, 93056), (10976, 90148), (11632, 85064), (12152, 81424), (13888, 71246), (20356, 48608), (21266, 46528), (21952, 45074), (22537, 43904), (23264, 42532), (24304, 40712), (27776, 35623)]