66510640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 180

約数和(自身を含む): 193889376

約数和(自身を除く): 127378736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 49, 56, 70, 76, 80, 94, 95, 98, 112, 133, 140, 152, 188, 190, 196, 235, 245, 266, 280, 304, 329, 361, 376, 380, 392, 470, 490, 532, 560, 658, 665, 722, 752, 760, 784, 893, 931, 940, 980, 1064, 1316, 1330, 1444, 1520, 1645, 1786, 1805, 1862, 1880, 1960, 2128, 2303, 2527, 2632, 2660, 2888, 3290, 3572, 3610, 3724, 3760, 3920, 4465, 4606, 4655, 5054, 5264, 5320, 5776, 6251, 6580, 7144, 7220, 7448, 8930, 9212, 9310, 10108, 10640, 11515, 12502, 12635, 13160, 14288, 14440, 14896, 16967, 17689, 17860, 18424, 18620, 20216, 23030, 25004, 25270, 26320, 28880, 31255, 33934, 35378, 35720, 36848, 37240, 40432, 43757, 46060, 50008, 50540, 62510, 67868, 70756, 71440, 74480, 84835, 87514, 88445, 92120, 100016, 101080, 118769, 125020, 135736, 141512, 169670, 175028, 176890, 184240, 202160, 218785, 237538, 250040, 271472, 283024, 339340, 350056, 353780, 437570, 475076, 500080, 593845, 678680, 700112, 707560, 831383, 875140, 950152, 1187690, 1357360, 1415120, 1662766, 1750280, 1900304, 2375380, 3325532, 3500560, 4156915, 4750760, 6651064, 8313830, 9501520, 13302128, 16627660, 33255320, 66510640]

約数ペア:

[(1, 66510640), (2, 33255320), (4, 16627660), (5, 13302128), (7, 9501520), (8, 8313830), (10, 6651064), (14, 4750760), (16, 4156915), (19, 3500560), (20, 3325532), (28, 2375380), (35, 1900304), (38, 1750280), (40, 1662766), (47, 1415120), (49, 1357360), (56, 1187690), (70, 950152), (76, 875140), (80, 831383), (94, 707560), (95, 700112), (98, 678680), (112, 593845), (133, 500080), (140, 475076), (152, 437570), (188, 353780), (190, 350056), (196, 339340), (235, 283024), (245, 271472), (266, 250040), (280, 237538), (304, 218785), (329, 202160), (361, 184240), (376, 176890), (380, 175028), (392, 169670), (470, 141512), (490, 135736), (532, 125020), (560, 118769), (658, 101080), (665, 100016), (722, 92120), (752, 88445), (760, 87514), (784, 84835), (893, 74480), (931, 71440), (940, 70756), (980, 67868), (1064, 62510), (1316, 50540), (1330, 50008), (1444, 46060), (1520, 43757), (1645, 40432), (1786, 37240), (1805, 36848), (1862, 35720), (1880, 35378), (1960, 33934), (2128, 31255), (2303, 28880), (2527, 26320), (2632, 25270), (2660, 25004), (2888, 23030), (3290, 20216), (3572, 18620), (3610, 18424), (3724, 17860), (3760, 17689), (3920, 16967), (4465, 14896), (4606, 14440), (4655, 14288), (5054, 13160), (5264, 12635), (5320, 12502), (5776, 11515), (6251, 10640), (6580, 10108), (7144, 9310), (7220, 9212), (7448, 8930)]