66528280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 188496000

約数和(自身を除く): 121967720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 343, 364, 373, 392, 455, 490, 520, 637, 686, 728, 746, 910, 980, 1274, 1372, 1492, 1715, 1820, 1865, 1960, 2548, 2611, 2744, 2984, 3185, 3430, 3640, 3730, 4459, 4849, 5096, 5222, 6370, 6860, 7460, 8918, 9698, 10444, 12740, 13055, 13720, 14920, 17836, 18277, 19396, 20888, 22295, 24245, 25480, 26110, 33943, 35672, 36554, 38792, 44590, 48490, 52220, 67886, 73108, 89180, 91385, 96980, 104440, 127939, 135772, 146216, 169715, 178360, 182770, 193960, 237601, 255878, 271544, 339430, 365540, 475202, 511756, 639695, 678860, 731080, 950404, 1023512, 1188005, 1279390, 1357720, 1663207, 1900808, 2376010, 2558780, 3326414, 4752020, 5117560, 6652828, 8316035, 9504040, 13305656, 16632070, 33264140, 66528280]

約数ペア:

[(1, 66528280), (2, 33264140), (4, 16632070), (5, 13305656), (7, 9504040), (8, 8316035), (10, 6652828), (13, 5117560), (14, 4752020), (20, 3326414), (26, 2558780), (28, 2376010), (35, 1900808), (40, 1663207), (49, 1357720), (52, 1279390), (56, 1188005), (65, 1023512), (70, 950404), (91, 731080), (98, 678860), (104, 639695), (130, 511756), (140, 475202), (182, 365540), (196, 339430), (245, 271544), (260, 255878), (280, 237601), (343, 193960), (364, 182770), (373, 178360), (392, 169715), (455, 146216), (490, 135772), (520, 127939), (637, 104440), (686, 96980), (728, 91385), (746, 89180), (910, 73108), (980, 67886), (1274, 52220), (1372, 48490), (1492, 44590), (1715, 38792), (1820, 36554), (1865, 35672), (1960, 33943), (2548, 26110), (2611, 25480), (2744, 24245), (2984, 22295), (3185, 20888), (3430, 19396), (3640, 18277), (3730, 17836), (4459, 14920), (4849, 13720), (5096, 13055), (5222, 12740), (6370, 10444), (6860, 9698), (7460, 8918)]