171120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:70

約数の個数: 80

約数和(自身を含む): 571392

約数和(自身を除く): 400272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 920, 930, 1104, 1240, 1380, 1426, 1488, 1840, 1860, 2139, 2480, 2760, 2852, 3565, 3720, 4278, 5520, 5704, 7130, 7440, 8556, 10695, 11408, 14260, 17112, 21390, 28520, 34224, 42780, 57040, 85560, 171120]

約数ペア:

[(1, 171120), (2, 85560), (3, 57040), (4, 42780), (5, 34224), (6, 28520), (8, 21390), (10, 17112), (12, 14260), (15, 11408), (16, 10695), (20, 8556), (23, 7440), (24, 7130), (30, 5704), (31, 5520), (40, 4278), (46, 3720), (48, 3565), (60, 2852), (62, 2760), (69, 2480), (80, 2139), (92, 1860), (93, 1840), (115, 1488), (120, 1426), (124, 1380), (138, 1240), (155, 1104), (184, 930), (186, 920), (230, 744), (240, 713), (248, 690), (276, 620), (310, 552), (345, 496), (368, 465), (372, 460)]