80387640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 276954480

約数和(自身を除く): 196566840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 162, 172, 180, 215, 216, 258, 270, 324, 344, 360, 387, 405, 430, 516, 540, 577, 645, 648, 774, 810, 860, 1032, 1080, 1154, 1161, 1290, 1548, 1620, 1720, 1731, 1935, 2308, 2322, 2580, 2885, 3096, 3240, 3462, 3483, 3870, 4616, 4644, 5160, 5193, 5770, 5805, 6924, 6966, 7740, 8655, 9288, 10386, 11540, 11610, 13848, 13932, 15480, 15579, 17310, 17415, 20772, 23080, 23220, 24811, 25965, 27864, 31158, 34620, 34830, 41544, 46440, 46737, 49622, 51930, 62316, 69240, 69660, 74433, 77895, 93474, 99244, 103860, 124055, 124632, 139320, 148866, 155790, 186948, 198488, 207720, 223299, 233685, 248110, 297732, 311580, 372165, 373896, 446598, 467370, 496220, 595464, 623160, 669897, 744330, 893196, 934740, 992440, 1116495, 1339794, 1488660, 1786392, 1869480, 2009691, 2232990, 2679588, 2977320, 3349485, 4019382, 4465980, 5359176, 6698970, 8038764, 8931960, 10048455, 13397940, 16077528, 20096910, 26795880, 40193820, 80387640]

約数ペア:

[(1, 80387640), (2, 40193820), (3, 26795880), (4, 20096910), (5, 16077528), (6, 13397940), (8, 10048455), (9, 8931960), (10, 8038764), (12, 6698970), (15, 5359176), (18, 4465980), (20, 4019382), (24, 3349485), (27, 2977320), (30, 2679588), (36, 2232990), (40, 2009691), (43, 1869480), (45, 1786392), (54, 1488660), (60, 1339794), (72, 1116495), (81, 992440), (86, 934740), (90, 893196), (108, 744330), (120, 669897), (129, 623160), (135, 595464), (162, 496220), (172, 467370), (180, 446598), (215, 373896), (216, 372165), (258, 311580), (270, 297732), (324, 248110), (344, 233685), (360, 223299), (387, 207720), (405, 198488), (430, 186948), (516, 155790), (540, 148866), (577, 139320), (645, 124632), (648, 124055), (774, 103860), (810, 99244), (860, 93474), (1032, 77895), (1080, 74433), (1154, 69660), (1161, 69240), (1290, 62316), (1548, 51930), (1620, 49622), (1720, 46737), (1731, 46440), (1935, 41544), (2308, 34830), (2322, 34620), (2580, 31158), (2885, 27864), (3096, 25965), (3240, 24811), (3462, 23220), (3483, 23080), (3870, 20772), (4616, 17415), (4644, 17310), (5160, 15579), (5193, 15480), (5770, 13932), (5805, 13848), (6924, 11610), (6966, 11540), (7740, 10386), (8655, 9288)]