1377163840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 224

約数和(自身を含む): 3727825920

約数和(自身を除く): 2350662080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 59, 62, 64, 65, 80, 104, 118, 124, 130, 155, 160, 181, 208, 236, 248, 260, 295, 310, 320, 362, 403, 416, 472, 496, 520, 590, 620, 724, 767, 806, 832, 905, 944, 992, 1040, 1180, 1240, 1448, 1534, 1612, 1810, 1829, 1888, 1984, 2015, 2080, 2353, 2360, 2480, 2896, 3068, 3224, 3620, 3658, 3776, 3835, 4030, 4160, 4706, 4720, 4960, 5611, 5792, 6136, 6448, 7240, 7316, 7670, 8060, 9145, 9412, 9440, 9920, 10679, 11222, 11584, 11765, 12272, 12896, 14480, 14632, 15340, 16120, 18290, 18824, 18880, 21358, 22444, 23530, 23777, 24544, 25792, 28055, 28960, 29264, 30680, 32240, 36580, 37648, 42716, 44888, 47060, 47554, 49088, 53395, 56110, 57920, 58528, 61360, 64480, 72943, 73160, 75296, 85432, 89776, 94120, 95108, 106790, 112220, 117056, 118885, 122720, 128960, 138827, 145886, 146320, 150592, 170864, 179552, 188240, 190216, 213580, 224440, 237770, 245440, 277654, 291772, 292640, 331049, 341728, 359104, 364715, 376480, 380432, 427160, 448880, 475540, 555308, 583544, 585280, 662098, 683456, 694135, 729430, 752960, 760864, 854320, 897760, 951080, 1110616, 1167088, 1324196, 1388270, 1458860, 1521728, 1655245, 1708640, 1795520, 1902160, 2221232, 2334176, 2648392, 2776540, 2917720, 3310490, 3417280, 3804320, 4303637, 4442464, 4668352, 5296784, 5553080, 5835440, 6620980, 7608640, 8607274, 8884928, 10593568, 11106160, 11670880, 13241960, 17214548, 21187136, 21518185, 22212320, 23341760, 26483920, 34429096, 43036370, 44424640, 52967840, 68858192, 86072740, 105935680, 137716384, 172145480, 275432768, 344290960, 688581920, 1377163840]

約数ペア:

[(1, 1377163840), (2, 688581920), (4, 344290960), (5, 275432768), (8, 172145480), (10, 137716384), (13, 105935680), (16, 86072740), (20, 68858192), (26, 52967840), (31, 44424640), (32, 43036370), (40, 34429096), (52, 26483920), (59, 23341760), (62, 22212320), (64, 21518185), (65, 21187136), (80, 17214548), (104, 13241960), (118, 11670880), (124, 11106160), (130, 10593568), (155, 8884928), (160, 8607274), (181, 7608640), (208, 6620980), (236, 5835440), (248, 5553080), (260, 5296784), (295, 4668352), (310, 4442464), (320, 4303637), (362, 3804320), (403, 3417280), (416, 3310490), (472, 2917720), (496, 2776540), (520, 2648392), (590, 2334176), (620, 2221232), (724, 1902160), (767, 1795520), (806, 1708640), (832, 1655245), (905, 1521728), (944, 1458860), (992, 1388270), (1040, 1324196), (1180, 1167088), (1240, 1110616), (1448, 951080), (1534, 897760), (1612, 854320), (1810, 760864), (1829, 752960), (1888, 729430), (1984, 694135), (2015, 683456), (2080, 662098), (2353, 585280), (2360, 583544), (2480, 555308), (2896, 475540), (3068, 448880), (3224, 427160), (3620, 380432), (3658, 376480), (3776, 364715), (3835, 359104), (4030, 341728), (4160, 331049), (4706, 292640), (4720, 291772), (4960, 277654), (5611, 245440), (5792, 237770), (6136, 224440), (6448, 213580), (7240, 190216), (7316, 188240), (7670, 179552), (8060, 170864), (9145, 150592), (9412, 146320), (9440, 145886), (9920, 138827), (10679, 128960), (11222, 122720), (11584, 118885), (11765, 117056), (12272, 112220), (12896, 106790), (14480, 95108), (14632, 94120), (15340, 89776), (16120, 85432), (18290, 75296), (18824, 73160), (18880, 72943), (21358, 64480), (22444, 61360), (23530, 58528), (23777, 57920), (24544, 56110), (25792, 53395), (28055, 49088), (28960, 47554), (29264, 47060), (30680, 44888), (32240, 42716), (36580, 37648)]