155195280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:949

約数の個数: 120

約数和(自身を含む): 523448640

約数和(自身を除く): 368253360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 439, 491, 720, 878, 982, 1317, 1473, 1756, 1964, 2195, 2455, 2634, 2946, 3512, 3928, 3951, 4390, 4419, 4910, 5268, 5892, 6585, 7024, 7365, 7856, 7902, 8780, 8838, 9820, 10536, 11784, 13170, 14730, 15804, 17560, 17676, 19640, 19755, 21072, 22095, 23568, 26340, 29460, 31608, 35120, 35352, 39280, 39510, 44190, 52680, 58920, 63216, 70704, 79020, 88380, 105360, 117840, 158040, 176760, 215549, 316080, 353520, 431098, 646647, 862196, 1077745, 1293294, 1724392, 1939941, 2155490, 2586588, 3233235, 3448784, 3879882, 4310980, 5173176, 6466470, 7759764, 8621960, 9699705, 10346352, 12932940, 15519528, 17243920, 19399410, 25865880, 31039056, 38798820, 51731760, 77597640, 155195280]

約数ペア:

[(1, 155195280), (2, 77597640), (3, 51731760), (4, 38798820), (5, 31039056), (6, 25865880), (8, 19399410), (9, 17243920), (10, 15519528), (12, 12932940), (15, 10346352), (16, 9699705), (18, 8621960), (20, 7759764), (24, 6466470), (30, 5173176), (36, 4310980), (40, 3879882), (45, 3448784), (48, 3233235), (60, 2586588), (72, 2155490), (80, 1939941), (90, 1724392), (120, 1293294), (144, 1077745), (180, 862196), (240, 646647), (360, 431098), (439, 353520), (491, 316080), (720, 215549), (878, 176760), (982, 158040), (1317, 117840), (1473, 105360), (1756, 88380), (1964, 79020), (2195, 70704), (2455, 63216), (2634, 58920), (2946, 52680), (3512, 44190), (3928, 39510), (3951, 39280), (4390, 35352), (4419, 35120), (4910, 31608), (5268, 29460), (5892, 26340), (6585, 23568), (7024, 22095), (7365, 21072), (7856, 19755), (7902, 19640), (8780, 17676), (8838, 17560), (9820, 15804), (10536, 14730), (11784, 13170)]