478581984

素因数分解:

$2^5\times 3^2\times {\mathrm{83}}^1\times {\mathrm{20021}}^1$

素因数の和:20120

約数の個数: 72

約数和(自身を含む): 1377433512

約数和(自身を除く): 898851528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 83, 96, 144, 166, 249, 288, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2656, 2988, 3984, 5976, 7968, 11952, 20021, 23904, 40042, 60063, 80084, 120126, 160168, 180189, 240252, 320336, 360378, 480504, 640672, 720756, 961008, 1441512, 1661743, 1922016, 2883024, 3323486, 4985229, 5766048, 6646972, 9970458, 13293944, 14955687, 19940916, 26587888, 29911374, 39881832, 53175776, 59822748, 79763664, 119645496, 159527328, 239290992, 478581984]

約数ペア:

[(1, 478581984), (2, 239290992), (3, 159527328), (4, 119645496), (6, 79763664), (8, 59822748), (9, 53175776), (12, 39881832), (16, 29911374), (18, 26587888), (24, 19940916), (32, 14955687), (36, 13293944), (48, 9970458), (72, 6646972), (83, 5766048), (96, 4985229), (144, 3323486), (166, 2883024), (249, 1922016), (288, 1661743), (332, 1441512), (498, 961008), (664, 720756), (747, 640672), (996, 480504), (1328, 360378), (1494, 320336), (1992, 240252), (2656, 180189), (2988, 160168), (3984, 120126), (5976, 80084), (7968, 60063), (11952, 40042), (20021, 23904)]