28282240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 79315200

約数和(自身を除く): 51032960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 107, 112, 118, 128, 140, 160, 214, 224, 236, 280, 295, 320, 413, 428, 448, 472, 535, 560, 590, 640, 749, 826, 856, 896, 944, 1070, 1120, 1180, 1498, 1652, 1712, 1888, 2065, 2140, 2240, 2360, 2996, 3304, 3424, 3745, 3776, 4130, 4280, 4480, 4720, 5992, 6313, 6608, 6848, 7490, 7552, 8260, 8560, 9440, 11984, 12626, 13216, 13696, 14980, 16520, 17120, 18880, 23968, 25252, 26432, 29960, 31565, 33040, 34240, 37760, 44191, 47936, 50504, 52864, 59920, 63130, 66080, 68480, 88382, 95872, 101008, 119840, 126260, 132160, 176764, 202016, 220955, 239680, 252520, 264320, 353528, 404032, 441910, 479360, 505040, 707056, 808064, 883820, 1010080, 1414112, 1767640, 2020160, 2828224, 3535280, 4040320, 5656448, 7070560, 14141120, 28282240]

約数ペア:

[(1, 28282240), (2, 14141120), (4, 7070560), (5, 5656448), (7, 4040320), (8, 3535280), (10, 2828224), (14, 2020160), (16, 1767640), (20, 1414112), (28, 1010080), (32, 883820), (35, 808064), (40, 707056), (56, 505040), (59, 479360), (64, 441910), (70, 404032), (80, 353528), (107, 264320), (112, 252520), (118, 239680), (128, 220955), (140, 202016), (160, 176764), (214, 132160), (224, 126260), (236, 119840), (280, 101008), (295, 95872), (320, 88382), (413, 68480), (428, 66080), (448, 63130), (472, 59920), (535, 52864), (560, 50504), (590, 47936), (640, 44191), (749, 37760), (826, 34240), (856, 33040), (896, 31565), (944, 29960), (1070, 26432), (1120, 25252), (1180, 23968), (1498, 18880), (1652, 17120), (1712, 16520), (1888, 14980), (2065, 13696), (2140, 13216), (2240, 12626), (2360, 11984), (2996, 9440), (3304, 8560), (3424, 8260), (3745, 7552), (3776, 7490), (4130, 6848), (4280, 6608), (4480, 6313), (4720, 5992)]