12718720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 37013760

約数和(自身を除く): 24295040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 167, 170, 224, 238, 272, 280, 320, 334, 340, 448, 476, 544, 560, 595, 640, 668, 680, 835, 896, 952, 1088, 1120, 1169, 1190, 1336, 1360, 1670, 1904, 2176, 2240, 2338, 2380, 2672, 2720, 2839, 3340, 3808, 4480, 4676, 4760, 5344, 5440, 5678, 5845, 6680, 7616, 9352, 9520, 10688, 10880, 11356, 11690, 13360, 14195, 15232, 18704, 19040, 19873, 21376, 22712, 23380, 26720, 28390, 37408, 38080, 39746, 45424, 46760, 53440, 56780, 74816, 76160, 79492, 90848, 93520, 99365, 106880, 113560, 149632, 158984, 181696, 187040, 198730, 227120, 317968, 363392, 374080, 397460, 454240, 635936, 748160, 794920, 908480, 1271872, 1589840, 1816960, 2543744, 3179680, 6359360, 12718720]

約数ペア:

[(1, 12718720), (2, 6359360), (4, 3179680), (5, 2543744), (7, 1816960), (8, 1589840), (10, 1271872), (14, 908480), (16, 794920), (17, 748160), (20, 635936), (28, 454240), (32, 397460), (34, 374080), (35, 363392), (40, 317968), (56, 227120), (64, 198730), (68, 187040), (70, 181696), (80, 158984), (85, 149632), (112, 113560), (119, 106880), (128, 99365), (136, 93520), (140, 90848), (160, 79492), (167, 76160), (170, 74816), (224, 56780), (238, 53440), (272, 46760), (280, 45424), (320, 39746), (334, 38080), (340, 37408), (448, 28390), (476, 26720), (544, 23380), (560, 22712), (595, 21376), (640, 19873), (668, 19040), (680, 18704), (835, 15232), (896, 14195), (952, 13360), (1088, 11690), (1120, 11356), (1169, 10880), (1190, 10688), (1336, 9520), (1360, 9352), (1670, 7616), (1904, 6680), (2176, 5845), (2240, 5678), (2338, 5440), (2380, 5344), (2672, 4760), (2720, 4676), (2839, 4480), (3340, 3808)]