6563640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{659}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 13394760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 659, 664, 830, 996, 1245, 1318, 1660, 1977, 1992, 2490, 2636, 3295, 3320, 3954, 4980, 5272, 6590, 7908, 9885, 9960, 13180, 15816, 19770, 26360, 39540, 54697, 79080, 109394, 164091, 218788, 273485, 328182, 437576, 546970, 656364, 820455, 1093940, 1312728, 1640910, 2187880, 3281820, 6563640]

約数ペア:

[(1, 6563640), (2, 3281820), (3, 2187880), (4, 1640910), (5, 1312728), (6, 1093940), (8, 820455), (10, 656364), (12, 546970), (15, 437576), (20, 328182), (24, 273485), (30, 218788), (40, 164091), (60, 109394), (83, 79080), (120, 54697), (166, 39540), (249, 26360), (332, 19770), (415, 15816), (498, 13180), (659, 9960), (664, 9885), (830, 7908), (996, 6590), (1245, 5272), (1318, 4980), (1660, 3954), (1977, 3320), (1992, 3295), (2490, 2636)]