80244720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1967

約数の個数: 120

約数和(自身を含む): 274201200

約数和(自身を除く): 193956480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 59, 60, 72, 80, 90, 118, 120, 144, 177, 180, 236, 240, 295, 354, 360, 472, 531, 590, 708, 720, 885, 944, 1062, 1180, 1416, 1770, 1889, 2124, 2360, 2655, 2832, 3540, 3778, 4248, 4720, 5310, 5667, 7080, 7556, 8496, 9445, 10620, 11334, 14160, 15112, 17001, 18890, 21240, 22668, 28335, 30224, 34002, 37780, 42480, 45336, 56670, 68004, 75560, 85005, 90672, 111451, 113340, 136008, 151120, 170010, 222902, 226680, 272016, 334353, 340020, 445804, 453360, 557255, 668706, 680040, 891608, 1003059, 1114510, 1337412, 1360080, 1671765, 1783216, 2006118, 2229020, 2674824, 3343530, 4012236, 4458040, 5015295, 5349648, 6687060, 8024472, 8916080, 10030590, 13374120, 16048944, 20061180, 26748240, 40122360, 80244720]

約数ペア:

[(1, 80244720), (2, 40122360), (3, 26748240), (4, 20061180), (5, 16048944), (6, 13374120), (8, 10030590), (9, 8916080), (10, 8024472), (12, 6687060), (15, 5349648), (16, 5015295), (18, 4458040), (20, 4012236), (24, 3343530), (30, 2674824), (36, 2229020), (40, 2006118), (45, 1783216), (48, 1671765), (59, 1360080), (60, 1337412), (72, 1114510), (80, 1003059), (90, 891608), (118, 680040), (120, 668706), (144, 557255), (177, 453360), (180, 445804), (236, 340020), (240, 334353), (295, 272016), (354, 226680), (360, 222902), (472, 170010), (531, 151120), (590, 136008), (708, 113340), (720, 111451), (885, 90672), (944, 85005), (1062, 75560), (1180, 68004), (1416, 56670), (1770, 45336), (1889, 42480), (2124, 37780), (2360, 34002), (2655, 30224), (2832, 28335), (3540, 22668), (3778, 21240), (4248, 18890), (4720, 17001), (5310, 15112), (5667, 14160), (7080, 11334), (7556, 10620), (8496, 9445)]