251544540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 798400512

約数和(自身を除く): 546855972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 101, 103, 124, 130, 155, 156, 186, 195, 202, 206, 260, 303, 309, 310, 372, 390, 403, 404, 412, 465, 505, 515, 606, 618, 620, 780, 806, 930, 1010, 1030, 1209, 1212, 1236, 1313, 1339, 1515, 1545, 1612, 1860, 2015, 2020, 2060, 2418, 2626, 2678, 3030, 3090, 3131, 3193, 3939, 4017, 4030, 4836, 5252, 5356, 6045, 6060, 6180, 6262, 6386, 6565, 6695, 7878, 8034, 8060, 9393, 9579, 10403, 12090, 12524, 12772, 13130, 13390, 15655, 15756, 15965, 16068, 18786, 19158, 19695, 20085, 20806, 24180, 26260, 26780, 31209, 31310, 31930, 37572, 38316, 39390, 40170, 40703, 41509, 41612, 46965, 47895, 52015, 62418, 62620, 63860, 78780, 80340, 81406, 83018, 93930, 95790, 104030, 122109, 124527, 124836, 135239, 156045, 162812, 166036, 187860, 191580, 203515, 207545, 208060, 244218, 249054, 270478, 312090, 322493, 405717, 407030, 415090, 488436, 498108, 540956, 610545, 622635, 624180, 644986, 676195, 811434, 814060, 830180, 967479, 1221090, 1245270, 1289972, 1352390, 1612465, 1622868, 1934958, 2028585, 2442180, 2490540, 2704780, 3224930, 3869916, 4057170, 4192409, 4837395, 6449860, 8114340, 8384818, 9674790, 12577227, 16769636, 19349580, 20962045, 25154454, 41924090, 50308908, 62886135, 83848180, 125772270, 251544540]

約数ペア:

[(1, 251544540), (2, 125772270), (3, 83848180), (4, 62886135), (5, 50308908), (6, 41924090), (10, 25154454), (12, 20962045), (13, 19349580), (15, 16769636), (20, 12577227), (26, 9674790), (30, 8384818), (31, 8114340), (39, 6449860), (52, 4837395), (60, 4192409), (62, 4057170), (65, 3869916), (78, 3224930), (93, 2704780), (101, 2490540), (103, 2442180), (124, 2028585), (130, 1934958), (155, 1622868), (156, 1612465), (186, 1352390), (195, 1289972), (202, 1245270), (206, 1221090), (260, 967479), (303, 830180), (309, 814060), (310, 811434), (372, 676195), (390, 644986), (403, 624180), (404, 622635), (412, 610545), (465, 540956), (505, 498108), (515, 488436), (606, 415090), (618, 407030), (620, 405717), (780, 322493), (806, 312090), (930, 270478), (1010, 249054), (1030, 244218), (1209, 208060), (1212, 207545), (1236, 203515), (1313, 191580), (1339, 187860), (1515, 166036), (1545, 162812), (1612, 156045), (1860, 135239), (2015, 124836), (2020, 124527), (2060, 122109), (2418, 104030), (2626, 95790), (2678, 93930), (3030, 83018), (3090, 81406), (3131, 80340), (3193, 78780), (3939, 63860), (4017, 62620), (4030, 62418), (4836, 52015), (5252, 47895), (5356, 46965), (6045, 41612), (6060, 41509), (6180, 40703), (6262, 40170), (6386, 39390), (6565, 38316), (6695, 37572), (7878, 31930), (8034, 31310), (8060, 31209), (9393, 26780), (9579, 26260), (10403, 24180), (12090, 20806), (12524, 20085), (12772, 19695), (13130, 19158), (13390, 18786), (15655, 16068), (15756, 15965)]