71897040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1717

約数の個数: 120

約数和(自身を含む): 245562408

約数和(自身を除く): 173665368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1637, 1830, 2196, 2440, 2745, 2928, 3274, 3660, 4392, 4880, 4911, 5490, 6548, 7320, 8185, 8784, 9822, 10980, 13096, 14640, 14733, 16370, 19644, 21960, 24555, 26192, 29466, 32740, 39288, 43920, 49110, 58932, 65480, 73665, 78576, 98220, 99857, 117864, 130960, 147330, 196440, 199714, 235728, 294660, 299571, 392880, 399428, 499285, 589320, 599142, 798856, 898713, 998570, 1178640, 1198284, 1497855, 1597712, 1797426, 1997140, 2396568, 2995710, 3594852, 3994280, 4493565, 4793136, 5991420, 7189704, 7988560, 8987130, 11982840, 14379408, 17974260, 23965680, 35948520, 71897040]

約数ペア:

[(1, 71897040), (2, 35948520), (3, 23965680), (4, 17974260), (5, 14379408), (6, 11982840), (8, 8987130), (9, 7988560), (10, 7189704), (12, 5991420), (15, 4793136), (16, 4493565), (18, 3994280), (20, 3594852), (24, 2995710), (30, 2396568), (36, 1997140), (40, 1797426), (45, 1597712), (48, 1497855), (60, 1198284), (61, 1178640), (72, 998570), (80, 898713), (90, 798856), (120, 599142), (122, 589320), (144, 499285), (180, 399428), (183, 392880), (240, 299571), (244, 294660), (305, 235728), (360, 199714), (366, 196440), (488, 147330), (549, 130960), (610, 117864), (720, 99857), (732, 98220), (915, 78576), (976, 73665), (1098, 65480), (1220, 58932), (1464, 49110), (1637, 43920), (1830, 39288), (2196, 32740), (2440, 29466), (2745, 26192), (2928, 24555), (3274, 21960), (3660, 19644), (4392, 16370), (4880, 14733), (4911, 14640), (5490, 13096), (6548, 10980), (7320, 9822), (8185, 8784)]