71307720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1637}}^1$

素因数の和:1676

約数の個数: 144

約数和(自身を含む): 254889180

約数和(自身を除く): 183581460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1637, 1815, 1980, 2178, 2420, 2904, 3274, 3630, 3960, 4356, 4840, 4911, 5445, 6548, 7260, 8185, 8712, 9822, 10890, 13096, 14520, 14733, 16370, 18007, 19644, 21780, 24555, 29466, 32740, 36014, 39288, 43560, 49110, 54021, 58932, 65480, 72028, 73665, 90035, 98220, 108042, 117864, 144056, 147330, 162063, 180070, 196440, 198077, 216084, 270105, 294660, 324126, 360140, 396154, 432168, 540210, 589320, 594231, 648252, 720280, 792308, 810315, 990385, 1080420, 1188462, 1296504, 1584616, 1620630, 1782693, 1980770, 2160840, 2376924, 2971155, 3241260, 3565386, 3961540, 4753848, 5942310, 6482520, 7130772, 7923080, 8913465, 11884620, 14261544, 17826930, 23769240, 35653860, 71307720]

約数ペア:

[(1, 71307720), (2, 35653860), (3, 23769240), (4, 17826930), (5, 14261544), (6, 11884620), (8, 8913465), (9, 7923080), (10, 7130772), (11, 6482520), (12, 5942310), (15, 4753848), (18, 3961540), (20, 3565386), (22, 3241260), (24, 2971155), (30, 2376924), (33, 2160840), (36, 1980770), (40, 1782693), (44, 1620630), (45, 1584616), (55, 1296504), (60, 1188462), (66, 1080420), (72, 990385), (88, 810315), (90, 792308), (99, 720280), (110, 648252), (120, 594231), (121, 589320), (132, 540210), (165, 432168), (180, 396154), (198, 360140), (220, 324126), (242, 294660), (264, 270105), (330, 216084), (360, 198077), (363, 196440), (396, 180070), (440, 162063), (484, 147330), (495, 144056), (605, 117864), (660, 108042), (726, 98220), (792, 90035), (968, 73665), (990, 72028), (1089, 65480), (1210, 58932), (1320, 54021), (1452, 49110), (1637, 43560), (1815, 39288), (1980, 36014), (2178, 32740), (2420, 29466), (2904, 24555), (3274, 21780), (3630, 19644), (3960, 18007), (4356, 16370), (4840, 14733), (4911, 14520), (5445, 13096), (6548, 10890), (7260, 9822), (8185, 8712)]