68886020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 184343040

約数和(自身を除く): 115457020

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 47, 58, 70, 76, 94, 95, 116, 133, 140, 145, 188, 190, 203, 235, 266, 290, 329, 361, 380, 406, 470, 532, 551, 580, 658, 665, 722, 812, 893, 940, 1015, 1102, 1316, 1330, 1363, 1444, 1645, 1786, 1805, 2030, 2204, 2527, 2660, 2726, 2755, 3290, 3572, 3610, 3857, 4060, 4465, 5054, 5452, 5510, 6251, 6580, 6815, 7220, 7714, 8930, 9541, 10108, 10469, 11020, 12502, 12635, 13630, 15428, 16967, 17860, 19082, 19285, 20938, 25004, 25270, 25897, 27260, 31255, 33934, 38164, 38570, 41876, 47705, 50540, 51794, 52345, 62510, 67868, 73283, 77140, 84835, 95410, 103588, 104690, 118769, 125020, 129485, 146566, 169670, 181279, 190820, 209380, 237538, 258970, 293132, 339340, 362558, 366415, 475076, 492043, 517940, 593845, 725116, 732830, 906395, 984086, 1187690, 1465660, 1812790, 1968172, 2375380, 2460215, 3444301, 3625580, 4920430, 6888602, 9840860, 13777204, 17221505, 34443010, 68886020]

約数ペア:

[(1, 68886020), (2, 34443010), (4, 17221505), (5, 13777204), (7, 9840860), (10, 6888602), (14, 4920430), (19, 3625580), (20, 3444301), (28, 2460215), (29, 2375380), (35, 1968172), (38, 1812790), (47, 1465660), (58, 1187690), (70, 984086), (76, 906395), (94, 732830), (95, 725116), (116, 593845), (133, 517940), (140, 492043), (145, 475076), (188, 366415), (190, 362558), (203, 339340), (235, 293132), (266, 258970), (290, 237538), (329, 209380), (361, 190820), (380, 181279), (406, 169670), (470, 146566), (532, 129485), (551, 125020), (580, 118769), (658, 104690), (665, 103588), (722, 95410), (812, 84835), (893, 77140), (940, 73283), (1015, 67868), (1102, 62510), (1316, 52345), (1330, 51794), (1363, 50540), (1444, 47705), (1645, 41876), (1786, 38570), (1805, 38164), (2030, 33934), (2204, 31255), (2527, 27260), (2660, 25897), (2726, 25270), (2755, 25004), (3290, 20938), (3572, 19285), (3610, 19082), (3857, 17860), (4060, 16967), (4465, 15428), (5054, 13630), (5452, 12635), (5510, 12502), (6251, 11020), (6580, 10469), (6815, 10108), (7220, 9541), (7714, 8930)]