128847768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3209}}^1$

素因数の和:3464

約数の個数: 64

約数和(自身を含む): 369792000

約数和(自身を除く): 240944232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 478, 717, 956, 1434, 1673, 1912, 2868, 3209, 3346, 5019, 5736, 6418, 6692, 9627, 10038, 12836, 13384, 19254, 20076, 22463, 25672, 38508, 40152, 44926, 67389, 77016, 89852, 134778, 179704, 269556, 539112, 766951, 1533902, 2300853, 3067804, 4601706, 5368657, 6135608, 9203412, 10737314, 16105971, 18406824, 21474628, 32211942, 42949256, 64423884, 128847768]

約数ペア:

[(1, 128847768), (2, 64423884), (3, 42949256), (4, 32211942), (6, 21474628), (7, 18406824), (8, 16105971), (12, 10737314), (14, 9203412), (21, 6135608), (24, 5368657), (28, 4601706), (42, 3067804), (56, 2300853), (84, 1533902), (168, 766951), (239, 539112), (478, 269556), (717, 179704), (956, 134778), (1434, 89852), (1673, 77016), (1912, 67389), (2868, 44926), (3209, 40152), (3346, 38508), (5019, 25672), (5736, 22463), (6418, 20076), (6692, 19254), (9627, 13384), (10038, 12836)]