257464008

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{4787}}^1$

素因数の和:4888

約数の個数: 80

約数和(自身を含む): 729978480

約数和(自身を除く): 472514472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 498, 648, 664, 747, 996, 1494, 1992, 2241, 2988, 4482, 4787, 5976, 6723, 8964, 9574, 13446, 14361, 17928, 19148, 26892, 28722, 38296, 43083, 53784, 57444, 86166, 114888, 129249, 172332, 258498, 344664, 387747, 397321, 516996, 775494, 794642, 1033992, 1191963, 1550988, 1589284, 2383926, 3101976, 3178568, 3575889, 4767852, 7151778, 9535704, 10727667, 14303556, 21455334, 28607112, 32183001, 42910668, 64366002, 85821336, 128732004, 257464008]

約数ペア:

[(1, 257464008), (2, 128732004), (3, 85821336), (4, 64366002), (6, 42910668), (8, 32183001), (9, 28607112), (12, 21455334), (18, 14303556), (24, 10727667), (27, 9535704), (36, 7151778), (54, 4767852), (72, 3575889), (81, 3178568), (83, 3101976), (108, 2383926), (162, 1589284), (166, 1550988), (216, 1191963), (249, 1033992), (324, 794642), (332, 775494), (498, 516996), (648, 397321), (664, 387747), (747, 344664), (996, 258498), (1494, 172332), (1992, 129249), (2241, 114888), (2988, 86166), (4482, 57444), (4787, 53784), (5976, 43083), (6723, 38296), (8964, 28722), (9574, 26892), (13446, 19148), (14361, 17928)]