12781346100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{8779}}^1$

素因数の和:9030

約数の個数: 144

約数和(自身を含む): 38775851520

約数和(自身を除く): 25994505420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 211, 230, 276, 300, 345, 422, 460, 575, 633, 690, 844, 1055, 1150, 1266, 1380, 1725, 2110, 2300, 2532, 3165, 3450, 4220, 4853, 5275, 6330, 6900, 8779, 9706, 10550, 12660, 14559, 15825, 17558, 19412, 21100, 24265, 26337, 29118, 31650, 35116, 43895, 48530, 52674, 58236, 63300, 72795, 87790, 97060, 105348, 121325, 131685, 145590, 175580, 201917, 219475, 242650, 263370, 291180, 363975, 403834, 438950, 485300, 526740, 605751, 658425, 727950, 807668, 877900, 1009585, 1211502, 1316850, 1455900, 1852369, 2019170, 2423004, 2633700, 3028755, 3704738, 4038340, 5047925, 5557107, 6057510, 7409476, 9261845, 10095850, 11114214, 12115020, 15143775, 18523690, 20191700, 22228428, 27785535, 30287550, 37047380, 42604487, 46309225, 55571070, 60575100, 85208974, 92618450, 111142140, 127813461, 138927675, 170417948, 185236900, 213022435, 255626922, 277855350, 426044870, 511253844, 555710700, 639067305, 852089740, 1065112175, 1278134610, 2130224350, 2556269220, 3195336525, 4260448700, 6390673050, 12781346100]

約数ペア:

[(1, 12781346100), (2, 6390673050), (3, 4260448700), (4, 3195336525), (5, 2556269220), (6, 2130224350), (10, 1278134610), (12, 1065112175), (15, 852089740), (20, 639067305), (23, 555710700), (25, 511253844), (30, 426044870), (46, 277855350), (50, 255626922), (60, 213022435), (69, 185236900), (75, 170417948), (92, 138927675), (100, 127813461), (115, 111142140), (138, 92618450), (150, 85208974), (211, 60575100), (230, 55571070), (276, 46309225), (300, 42604487), (345, 37047380), (422, 30287550), (460, 27785535), (575, 22228428), (633, 20191700), (690, 18523690), (844, 15143775), (1055, 12115020), (1150, 11114214), (1266, 10095850), (1380, 9261845), (1725, 7409476), (2110, 6057510), (2300, 5557107), (2532, 5047925), (3165, 4038340), (3450, 3704738), (4220, 3028755), (4853, 2633700), (5275, 2423004), (6330, 2019170), (6900, 1852369), (8779, 1455900), (9706, 1316850), (10550, 1211502), (12660, 1009585), (14559, 877900), (15825, 807668), (17558, 727950), (19412, 658425), (21100, 605751), (24265, 526740), (26337, 485300), (29118, 438950), (31650, 403834), (35116, 363975), (43895, 291180), (48530, 263370), (52674, 242650), (58236, 219475), (63300, 201917), (72795, 175580), (87790, 145590), (97060, 131685), (105348, 121325)]