1538189000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 3913228800

約数和(自身を除く): 2375039800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 31, 40, 50, 58, 59, 62, 100, 116, 118, 124, 125, 145, 155, 200, 232, 236, 248, 250, 290, 295, 310, 472, 500, 580, 590, 620, 725, 775, 841, 899, 1000, 1160, 1180, 1240, 1450, 1475, 1550, 1682, 1711, 1798, 1829, 2360, 2900, 2950, 3100, 3364, 3422, 3596, 3625, 3658, 3875, 4205, 4495, 5800, 5900, 6200, 6728, 6844, 7192, 7250, 7316, 7375, 7750, 8410, 8555, 8990, 9145, 11800, 13688, 14500, 14632, 14750, 15500, 16820, 17110, 17980, 18290, 21025, 22475, 26071, 29000, 29500, 31000, 33640, 34220, 35960, 36580, 42050, 42775, 44950, 45725, 49619, 52142, 53041, 59000, 68440, 73160, 84100, 85550, 89900, 91450, 99238, 104284, 105125, 106082, 112375, 130355, 168200, 171100, 179800, 182900, 198476, 208568, 210250, 212164, 213875, 224750, 228625, 248095, 260710, 265205, 342200, 365800, 396952, 420500, 424328, 427750, 449500, 457250, 496190, 521420, 530410, 651775, 841000, 855500, 899000, 914500, 992380, 1042840, 1060820, 1240475, 1303550, 1326025, 1538189, 1711000, 1829000, 1984760, 2121640, 2480950, 2607100, 2652050, 3076378, 3258875, 4961900, 5214200, 5304100, 6152756, 6202375, 6517750, 6630125, 7690945, 9923800, 10608200, 12305512, 12404750, 13035500, 13260250, 15381890, 24809500, 26071000, 26520500, 30763780, 38454725, 49619000, 53041000, 61527560, 76909450, 153818900, 192273625, 307637800, 384547250, 769094500, 1538189000]

約数ペア:

[(1, 1538189000), (2, 769094500), (4, 384547250), (5, 307637800), (8, 192273625), (10, 153818900), (20, 76909450), (25, 61527560), (29, 53041000), (31, 49619000), (40, 38454725), (50, 30763780), (58, 26520500), (59, 26071000), (62, 24809500), (100, 15381890), (116, 13260250), (118, 13035500), (124, 12404750), (125, 12305512), (145, 10608200), (155, 9923800), (200, 7690945), (232, 6630125), (236, 6517750), (248, 6202375), (250, 6152756), (290, 5304100), (295, 5214200), (310, 4961900), (472, 3258875), (500, 3076378), (580, 2652050), (590, 2607100), (620, 2480950), (725, 2121640), (775, 1984760), (841, 1829000), (899, 1711000), (1000, 1538189), (1160, 1326025), (1180, 1303550), (1240, 1240475), (1450, 1060820), (1475, 1042840), (1550, 992380), (1682, 914500), (1711, 899000), (1798, 855500), (1829, 841000), (2360, 651775), (2900, 530410), (2950, 521420), (3100, 496190), (3364, 457250), (3422, 449500), (3596, 427750), (3625, 424328), (3658, 420500), (3875, 396952), (4205, 365800), (4495, 342200), (5800, 265205), (5900, 260710), (6200, 248095), (6728, 228625), (6844, 224750), (7192, 213875), (7250, 212164), (7316, 210250), (7375, 208568), (7750, 198476), (8410, 182900), (8555, 179800), (8990, 171100), (9145, 168200), (11800, 130355), (13688, 112375), (14500, 106082), (14632, 105125), (14750, 104284), (15500, 99238), (16820, 91450), (17110, 89900), (17980, 85550), (18290, 84100), (21025, 73160), (22475, 68440), (26071, 59000), (29000, 53041), (29500, 52142), (31000, 49619), (33640, 45725), (34220, 44950), (35960, 42775), (36580, 42050)]