1368960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 128

約数和(自身を含む): 4700160

約数和(自身を除く): 3331200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 69, 80, 92, 93, 96, 115, 120, 124, 128, 138, 155, 160, 184, 186, 192, 230, 240, 248, 276, 310, 320, 345, 368, 372, 384, 460, 465, 480, 496, 552, 620, 640, 690, 713, 736, 744, 920, 930, 960, 992, 1104, 1240, 1380, 1426, 1472, 1488, 1840, 1860, 1920, 1984, 2139, 2208, 2480, 2760, 2852, 2944, 2976, 3565, 3680, 3720, 3968, 4278, 4416, 4960, 5520, 5704, 5952, 7130, 7360, 7440, 8556, 8832, 9920, 10695, 11040, 11408, 11904, 14260, 14720, 14880, 17112, 19840, 21390, 22080, 22816, 28520, 29760, 34224, 42780, 44160, 45632, 57040, 59520, 68448, 85560, 91264, 114080, 136896, 171120, 228160, 273792, 342240, 456320, 684480, 1368960]

約数ペア:

[(1, 1368960), (2, 684480), (3, 456320), (4, 342240), (5, 273792), (6, 228160), (8, 171120), (10, 136896), (12, 114080), (15, 91264), (16, 85560), (20, 68448), (23, 59520), (24, 57040), (30, 45632), (31, 44160), (32, 42780), (40, 34224), (46, 29760), (48, 28520), (60, 22816), (62, 22080), (64, 21390), (69, 19840), (80, 17112), (92, 14880), (93, 14720), (96, 14260), (115, 11904), (120, 11408), (124, 11040), (128, 10695), (138, 9920), (155, 8832), (160, 8556), (184, 7440), (186, 7360), (192, 7130), (230, 5952), (240, 5704), (248, 5520), (276, 4960), (310, 4416), (320, 4278), (345, 3968), (368, 3720), (372, 3680), (384, 3565), (460, 2976), (465, 2944), (480, 2852), (496, 2760), (552, 2480), (620, 2208), (640, 2139), (690, 1984), (713, 1920), (736, 1860), (744, 1840), (920, 1488), (930, 1472), (960, 1426), (992, 1380), (1104, 1240)]