161259960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 516870720

約数和(自身を除く): 355610760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 137, 170, 204, 255, 274, 340, 408, 411, 510, 548, 577, 680, 685, 822, 1020, 1096, 1154, 1370, 1644, 1731, 2040, 2055, 2308, 2329, 2740, 2885, 3288, 3462, 4110, 4616, 4658, 5480, 5770, 6924, 6987, 8220, 8655, 9316, 9809, 11540, 11645, 13848, 13974, 16440, 17310, 18632, 19618, 23080, 23290, 27948, 29427, 34620, 34935, 39236, 46580, 49045, 55896, 58854, 69240, 69870, 78472, 79049, 93160, 98090, 117708, 139740, 147135, 158098, 196180, 235416, 237147, 279480, 294270, 316196, 392360, 395245, 474294, 588540, 632392, 790490, 948588, 1177080, 1185735, 1343833, 1580980, 1897176, 2371470, 2687666, 3161960, 4031499, 4742940, 5375332, 6719165, 8062998, 9485880, 10750664, 13438330, 16125996, 20157495, 26876660, 32251992, 40314990, 53753320, 80629980, 161259960]

約数ペア:

[(1, 161259960), (2, 80629980), (3, 53753320), (4, 40314990), (5, 32251992), (6, 26876660), (8, 20157495), (10, 16125996), (12, 13438330), (15, 10750664), (17, 9485880), (20, 8062998), (24, 6719165), (30, 5375332), (34, 4742940), (40, 4031499), (51, 3161960), (60, 2687666), (68, 2371470), (85, 1897176), (102, 1580980), (120, 1343833), (136, 1185735), (137, 1177080), (170, 948588), (204, 790490), (255, 632392), (274, 588540), (340, 474294), (408, 395245), (411, 392360), (510, 316196), (548, 294270), (577, 279480), (680, 237147), (685, 235416), (822, 196180), (1020, 158098), (1096, 147135), (1154, 139740), (1370, 117708), (1644, 98090), (1731, 93160), (2040, 79049), (2055, 78472), (2308, 69870), (2329, 69240), (2740, 58854), (2885, 55896), (3288, 49045), (3462, 46580), (4110, 39236), (4616, 34935), (4658, 34620), (5480, 29427), (5770, 27948), (6924, 23290), (6987, 23080), (8220, 19618), (8655, 18632), (9316, 17310), (9809, 16440), (11540, 13974), (11645, 13848)]