66645648

素因数分解:

$2^4\times 3^2\times {\mathrm{181}}^1\times {\mathrm{2557}}^1$

素因数の和:2752

約数の個数: 60

約数和(自身を含む): 187619068

約数和(自身を除く): 120973420

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 181, 362, 543, 724, 1086, 1448, 1629, 2172, 2557, 2896, 3258, 4344, 5114, 6516, 7671, 8688, 10228, 13032, 15342, 20456, 23013, 26064, 30684, 40912, 46026, 61368, 92052, 122736, 184104, 368208, 462817, 925634, 1388451, 1851268, 2776902, 3702536, 4165353, 5553804, 7405072, 8330706, 11107608, 16661412, 22215216, 33322824, 66645648]

約数ペア:

[(1, 66645648), (2, 33322824), (3, 22215216), (4, 16661412), (6, 11107608), (8, 8330706), (9, 7405072), (12, 5553804), (16, 4165353), (18, 3702536), (24, 2776902), (36, 1851268), (48, 1388451), (72, 925634), (144, 462817), (181, 368208), (362, 184104), (543, 122736), (724, 92052), (1086, 61368), (1448, 46026), (1629, 40912), (2172, 30684), (2557, 26064), (2896, 23013), (3258, 20456), (4344, 15342), (5114, 13032), (6516, 10228), (7671, 8688)]