195117720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 256

約数和(自身を含む): 707788800

約数和(自身を除く): 512671080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 59, 60, 62, 70, 84, 93, 105, 118, 120, 124, 127, 140, 155, 168, 177, 186, 210, 217, 236, 248, 254, 280, 295, 310, 354, 372, 381, 413, 420, 434, 465, 472, 508, 590, 620, 635, 651, 708, 744, 762, 826, 840, 868, 885, 889, 930, 1016, 1085, 1180, 1239, 1240, 1270, 1302, 1416, 1524, 1652, 1736, 1770, 1778, 1829, 1860, 1905, 2065, 2170, 2360, 2478, 2540, 2604, 2667, 3048, 3255, 3304, 3540, 3556, 3658, 3720, 3810, 3937, 4130, 4340, 4445, 4956, 5080, 5208, 5334, 5487, 6195, 6510, 7080, 7112, 7316, 7493, 7620, 7874, 8260, 8680, 8890, 9145, 9912, 10668, 10974, 11811, 12390, 12803, 13020, 13335, 14632, 14986, 15240, 15748, 16520, 17780, 18290, 19685, 21336, 21948, 22479, 23622, 24780, 25606, 26040, 26670, 27435, 27559, 29972, 31496, 35560, 36580, 37465, 38409, 39370, 43896, 44958, 47244, 49560, 51212, 52451, 53340, 54870, 55118, 59055, 59944, 64015, 73160, 74930, 76818, 78740, 82677, 89916, 94488, 102424, 104902, 106680, 109740, 110236, 112395, 118110, 128030, 137795, 149860, 153636, 157353, 157480, 165354, 179832, 192045, 209804, 219480, 220472, 224790, 232283, 236220, 256060, 262255, 275590, 299720, 307272, 314706, 330708, 384090, 413385, 419608, 449580, 464566, 472440, 512120, 524510, 551180, 629412, 661416, 696849, 768180, 786765, 826770, 899160, 929132, 1049020, 1102360, 1161415, 1258824, 1393698, 1536360, 1573530, 1625981, 1653540, 1858264, 2098040, 2322830, 2787396, 3147060, 3251962, 3307080, 3484245, 4645660, 4877943, 5574792, 6294120, 6503924, 6968490, 8129905, 9291320, 9755886, 13007848, 13936980, 16259810, 19511772, 24389715, 27873960, 32519620, 39023544, 48779430, 65039240, 97558860, 195117720]

約数ペア:

[(1, 195117720), (2, 97558860), (3, 65039240), (4, 48779430), (5, 39023544), (6, 32519620), (7, 27873960), (8, 24389715), (10, 19511772), (12, 16259810), (14, 13936980), (15, 13007848), (20, 9755886), (21, 9291320), (24, 8129905), (28, 6968490), (30, 6503924), (31, 6294120), (35, 5574792), (40, 4877943), (42, 4645660), (56, 3484245), (59, 3307080), (60, 3251962), (62, 3147060), (70, 2787396), (84, 2322830), (93, 2098040), (105, 1858264), (118, 1653540), (120, 1625981), (124, 1573530), (127, 1536360), (140, 1393698), (155, 1258824), (168, 1161415), (177, 1102360), (186, 1049020), (210, 929132), (217, 899160), (236, 826770), (248, 786765), (254, 768180), (280, 696849), (295, 661416), (310, 629412), (354, 551180), (372, 524510), (381, 512120), (413, 472440), (420, 464566), (434, 449580), (465, 419608), (472, 413385), (508, 384090), (590, 330708), (620, 314706), (635, 307272), (651, 299720), (708, 275590), (744, 262255), (762, 256060), (826, 236220), (840, 232283), (868, 224790), (885, 220472), (889, 219480), (930, 209804), (1016, 192045), (1085, 179832), (1180, 165354), (1239, 157480), (1240, 157353), (1270, 153636), (1302, 149860), (1416, 137795), (1524, 128030), (1652, 118110), (1736, 112395), (1770, 110236), (1778, 109740), (1829, 106680), (1860, 104902), (1905, 102424), (2065, 94488), (2170, 89916), (2360, 82677), (2478, 78740), (2540, 76818), (2604, 74930), (2667, 73160), (3048, 64015), (3255, 59944), (3304, 59055), (3540, 55118), (3556, 54870), (3658, 53340), (3720, 52451), (3810, 51212), (3937, 49560), (4130, 47244), (4340, 44958), (4445, 43896), (4956, 39370), (5080, 38409), (5208, 37465), (5334, 36580), (5487, 35560), (6195, 31496), (6510, 29972), (7080, 27559), (7112, 27435), (7316, 26670), (7493, 26040), (7620, 25606), (7874, 24780), (8260, 23622), (8680, 22479), (8890, 21948), (9145, 21336), (9912, 19685), (10668, 18290), (10974, 17780), (11811, 16520), (12390, 15748), (12803, 15240), (13020, 14986), (13335, 14632)]