305592420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 192

約数和(自身を含む): 1032192000

約数和(自身を除く): 726599580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 343, 372, 420, 434, 465, 479, 490, 588, 620, 651, 686, 735, 868, 930, 958, 980, 1029, 1085, 1302, 1372, 1437, 1470, 1519, 1715, 1860, 1916, 2058, 2170, 2395, 2604, 2874, 2940, 3038, 3255, 3353, 3430, 4116, 4340, 4557, 4790, 5145, 5748, 6076, 6510, 6706, 6860, 7185, 7595, 9114, 9580, 10059, 10290, 10633, 13020, 13412, 14370, 14849, 15190, 16765, 18228, 20118, 20580, 21266, 22785, 23471, 28740, 29698, 30380, 31899, 33530, 40236, 42532, 44547, 45570, 46942, 50295, 53165, 59396, 63798, 67060, 70413, 74245, 89094, 91140, 93884, 100590, 103943, 106330, 117355, 127596, 140826, 148490, 159495, 164297, 178188, 201180, 207886, 212660, 222735, 234710, 281652, 296980, 311829, 318990, 328594, 352065, 415772, 445470, 469420, 492891, 519715, 623658, 637980, 657188, 704130, 727601, 821485, 890940, 985782, 1039430, 1247316, 1408260, 1455202, 1559145, 1642970, 1971564, 2078860, 2182803, 2464455, 2910404, 3118290, 3285940, 3638005, 4365606, 4928910, 5093207, 6236580, 7276010, 8731212, 9857820, 10186414, 10914015, 14552020, 15279621, 20372828, 21828030, 25466035, 30559242, 43656060, 50932070, 61118484, 76398105, 101864140, 152796210, 305592420]

約数ペア:

[(1, 305592420), (2, 152796210), (3, 101864140), (4, 76398105), (5, 61118484), (6, 50932070), (7, 43656060), (10, 30559242), (12, 25466035), (14, 21828030), (15, 20372828), (20, 15279621), (21, 14552020), (28, 10914015), (30, 10186414), (31, 9857820), (35, 8731212), (42, 7276010), (49, 6236580), (60, 5093207), (62, 4928910), (70, 4365606), (84, 3638005), (93, 3285940), (98, 3118290), (105, 2910404), (124, 2464455), (140, 2182803), (147, 2078860), (155, 1971564), (186, 1642970), (196, 1559145), (210, 1455202), (217, 1408260), (245, 1247316), (294, 1039430), (310, 985782), (343, 890940), (372, 821485), (420, 727601), (434, 704130), (465, 657188), (479, 637980), (490, 623658), (588, 519715), (620, 492891), (651, 469420), (686, 445470), (735, 415772), (868, 352065), (930, 328594), (958, 318990), (980, 311829), (1029, 296980), (1085, 281652), (1302, 234710), (1372, 222735), (1437, 212660), (1470, 207886), (1519, 201180), (1715, 178188), (1860, 164297), (1916, 159495), (2058, 148490), (2170, 140826), (2395, 127596), (2604, 117355), (2874, 106330), (2940, 103943), (3038, 100590), (3255, 93884), (3353, 91140), (3430, 89094), (4116, 74245), (4340, 70413), (4557, 67060), (4790, 63798), (5145, 59396), (5748, 53165), (6076, 50295), (6510, 46942), (6706, 45570), (6860, 44547), (7185, 42532), (7595, 40236), (9114, 33530), (9580, 31899), (10059, 30380), (10290, 29698), (10633, 28740), (13020, 23471), (13412, 22785), (14370, 21266), (14849, 20580), (15190, 20118), (16765, 18228)]