54545880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19763}}^1$

素因数の和:19800

約数の個数: 64

約数和(自身を含む): 170760960

約数和(自身を除く): 116215080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 19763, 39526, 59289, 79052, 98815, 118578, 158104, 197630, 237156, 296445, 395260, 454549, 474312, 592890, 790520, 909098, 1185780, 1363647, 1818196, 2272745, 2371560, 2727294, 3636392, 4545490, 5454588, 6818235, 9090980, 10909176, 13636470, 18181960, 27272940, 54545880]

約数ペア:

[(1, 54545880), (2, 27272940), (3, 18181960), (4, 13636470), (5, 10909176), (6, 9090980), (8, 6818235), (10, 5454588), (12, 4545490), (15, 3636392), (20, 2727294), (23, 2371560), (24, 2272745), (30, 1818196), (40, 1363647), (46, 1185780), (60, 909098), (69, 790520), (92, 592890), (115, 474312), (120, 454549), (138, 395260), (184, 296445), (230, 237156), (276, 197630), (345, 158104), (460, 118578), (552, 98815), (690, 79052), (920, 59289), (1380, 39526), (2760, 19763)]