74741720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 177059520

約数和(自身を除く): 102317800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 593, 685, 920, 1096, 1186, 1370, 2372, 2740, 2965, 3151, 4744, 5480, 5930, 6302, 11860, 12604, 13639, 15755, 23720, 25208, 27278, 31510, 54556, 63020, 68195, 81241, 109112, 126040, 136390, 162482, 272780, 324964, 406205, 545560, 649928, 812410, 1624820, 1868543, 3249640, 3737086, 7474172, 9342715, 14948344, 18685430, 37370860, 74741720]

約数ペア:

[(1, 74741720), (2, 37370860), (4, 18685430), (5, 14948344), (8, 9342715), (10, 7474172), (20, 3737086), (23, 3249640), (40, 1868543), (46, 1624820), (92, 812410), (115, 649928), (137, 545560), (184, 406205), (230, 324964), (274, 272780), (460, 162482), (548, 136390), (593, 126040), (685, 109112), (920, 81241), (1096, 68195), (1186, 63020), (1370, 54556), (2372, 31510), (2740, 27278), (2965, 25208), (3151, 23720), (4744, 15755), (5480, 13639), (5930, 12604), (6302, 11860)]