128489976

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{2389}}^1$

素因数の和:2490

約数の個数: 80

約数和(自身を含む): 364379400

約数和(自身を除く): 235889424

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, 2389, 2988, 4482, 4778, 5976, 6723, 7167, 8964, 9556, 13446, 14334, 17928, 19112, 21501, 26892, 28668, 43002, 53784, 57336, 64503, 86004, 129006, 172008, 193509, 198287, 258012, 387018, 396574, 516024, 594861, 774036, 793148, 1189722, 1548072, 1586296, 1784583, 2379444, 3569166, 4758888, 5353749, 7138332, 10707498, 14276664, 16061247, 21414996, 32122494, 42829992, 64244988, 128489976]

約数ペア:

[(1, 128489976), (2, 64244988), (3, 42829992), (4, 32122494), (6, 21414996), (8, 16061247), (9, 14276664), (12, 10707498), (18, 7138332), (24, 5353749), (27, 4758888), (36, 3569166), (54, 2379444), (72, 1784583), (81, 1586296), (83, 1548072), (108, 1189722), (162, 793148), (166, 774036), (216, 594861), (249, 516024), (324, 396574), (332, 387018), (498, 258012), (648, 198287), (664, 193509), (747, 172008), (996, 129006), (1494, 86004), (1992, 64503), (2241, 57336), (2389, 53784), (2988, 43002), (4482, 28668), (4778, 26892), (5976, 21501), (6723, 19112), (7167, 17928), (8964, 14334), (9556, 13446)]