280485264

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 746202240

約数和(自身を除く): 465716976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 359, 397, 492, 656, 718, 794, 984, 1077, 1191, 1436, 1588, 1968, 2154, 2382, 2872, 3176, 4308, 4764, 5744, 6352, 8616, 9528, 14719, 16277, 17232, 19056, 29438, 32554, 44157, 48831, 58876, 65108, 88314, 97662, 117752, 130216, 142523, 176628, 195324, 235504, 260432, 285046, 353256, 390648, 427569, 570092, 706512, 781296, 855138, 1140184, 1710276, 2280368, 3420552, 5843443, 6841104, 11686886, 17530329, 23373772, 35060658, 46747544, 70121316, 93495088, 140242632, 280485264]

約数ペア:

[(1, 280485264), (2, 140242632), (3, 93495088), (4, 70121316), (6, 46747544), (8, 35060658), (12, 23373772), (16, 17530329), (24, 11686886), (41, 6841104), (48, 5843443), (82, 3420552), (123, 2280368), (164, 1710276), (246, 1140184), (328, 855138), (359, 781296), (397, 706512), (492, 570092), (656, 427569), (718, 390648), (794, 353256), (984, 285046), (1077, 260432), (1191, 235504), (1436, 195324), (1588, 176628), (1968, 142523), (2154, 130216), (2382, 117752), (2872, 97662), (3176, 88314), (4308, 65108), (4764, 58876), (5744, 48831), (6352, 44157), (8616, 32554), (9528, 29438), (14719, 19056), (16277, 17232)]