75312020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 197955072

約数和(自身を除く): 122643052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 49, 62, 67, 70, 74, 98, 124, 134, 140, 148, 155, 185, 196, 217, 245, 259, 268, 310, 335, 370, 434, 469, 490, 518, 620, 670, 740, 868, 938, 980, 1036, 1085, 1147, 1295, 1340, 1519, 1813, 1876, 2077, 2170, 2294, 2345, 2479, 2590, 3038, 3283, 3626, 4154, 4340, 4588, 4690, 4958, 5180, 5735, 6076, 6566, 7252, 7595, 8029, 8308, 9065, 9380, 9916, 10385, 11470, 12395, 13132, 14539, 15190, 16058, 16415, 17353, 18130, 20770, 22940, 24790, 29078, 30380, 32116, 32830, 34706, 36260, 40145, 41540, 49580, 56203, 58156, 65660, 69412, 72695, 76849, 80290, 86765, 101773, 112406, 121471, 145390, 153698, 160580, 173530, 203546, 224812, 242942, 281015, 290780, 307396, 347060, 384245, 407092, 485884, 508865, 537943, 562030, 607355, 768490, 1017730, 1075886, 1124060, 1214710, 1536980, 2035460, 2151772, 2429420, 2689715, 3765601, 5379430, 7531202, 10758860, 15062404, 18828005, 37656010, 75312020]

約数ペア:

[(1, 75312020), (2, 37656010), (4, 18828005), (5, 15062404), (7, 10758860), (10, 7531202), (14, 5379430), (20, 3765601), (28, 2689715), (31, 2429420), (35, 2151772), (37, 2035460), (49, 1536980), (62, 1214710), (67, 1124060), (70, 1075886), (74, 1017730), (98, 768490), (124, 607355), (134, 562030), (140, 537943), (148, 508865), (155, 485884), (185, 407092), (196, 384245), (217, 347060), (245, 307396), (259, 290780), (268, 281015), (310, 242942), (335, 224812), (370, 203546), (434, 173530), (469, 160580), (490, 153698), (518, 145390), (620, 121471), (670, 112406), (740, 101773), (868, 86765), (938, 80290), (980, 76849), (1036, 72695), (1085, 69412), (1147, 65660), (1295, 58156), (1340, 56203), (1519, 49580), (1813, 41540), (1876, 40145), (2077, 36260), (2170, 34706), (2294, 32830), (2345, 32116), (2479, 30380), (2590, 29078), (3038, 24790), (3283, 22940), (3626, 20770), (4154, 18130), (4340, 17353), (4588, 16415), (4690, 16058), (4958, 15190), (5180, 14539), (5735, 13132), (6076, 12395), (6566, 11470), (7252, 10385), (7595, 9916), (8029, 9380), (8308, 9065)]