12938880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 43182720

約数和(自身を除く): 30243840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 293, 320, 345, 368, 384, 460, 480, 552, 586, 640, 690, 736, 879, 920, 960, 1104, 1172, 1380, 1465, 1472, 1758, 1840, 1920, 2208, 2344, 2760, 2930, 2944, 3516, 3680, 4395, 4416, 4688, 5520, 5860, 6739, 7032, 7360, 8790, 8832, 9376, 11040, 11720, 13478, 14064, 14720, 17580, 18752, 20217, 22080, 23440, 26956, 28128, 33695, 35160, 37504, 40434, 44160, 46880, 53912, 56256, 67390, 70320, 80868, 93760, 101085, 107824, 112512, 134780, 140640, 161736, 187520, 202170, 215648, 269560, 281280, 323472, 404340, 431296, 539120, 562560, 646944, 808680, 862592, 1078240, 1293888, 1617360, 2156480, 2587776, 3234720, 4312960, 6469440, 12938880]

約数ペア:

[(1, 12938880), (2, 6469440), (3, 4312960), (4, 3234720), (5, 2587776), (6, 2156480), (8, 1617360), (10, 1293888), (12, 1078240), (15, 862592), (16, 808680), (20, 646944), (23, 562560), (24, 539120), (30, 431296), (32, 404340), (40, 323472), (46, 281280), (48, 269560), (60, 215648), (64, 202170), (69, 187520), (80, 161736), (92, 140640), (96, 134780), (115, 112512), (120, 107824), (128, 101085), (138, 93760), (160, 80868), (184, 70320), (192, 67390), (230, 56256), (240, 53912), (276, 46880), (293, 44160), (320, 40434), (345, 37504), (368, 35160), (384, 33695), (460, 28128), (480, 26956), (552, 23440), (586, 22080), (640, 20217), (690, 18752), (736, 17580), (879, 14720), (920, 14064), (960, 13478), (1104, 11720), (1172, 11040), (1380, 9376), (1465, 8832), (1472, 8790), (1758, 7360), (1840, 7032), (1920, 6739), (2208, 5860), (2344, 5520), (2760, 4688), (2930, 4416), (2944, 4395), (3516, 3680)]