71583820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 204374016

約数和(自身を除く): 132790196

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 43, 44, 46, 47, 55, 70, 77, 86, 92, 94, 110, 115, 140, 154, 161, 172, 188, 215, 220, 230, 235, 253, 301, 308, 322, 329, 385, 430, 460, 470, 473, 506, 517, 602, 644, 658, 770, 805, 860, 940, 946, 989, 1012, 1034, 1081, 1204, 1265, 1316, 1505, 1540, 1610, 1645, 1771, 1892, 1978, 2021, 2068, 2162, 2365, 2530, 2585, 3010, 3220, 3290, 3311, 3542, 3619, 3956, 4042, 4324, 4730, 4945, 5060, 5170, 5405, 6020, 6580, 6622, 6923, 7084, 7238, 7567, 8084, 8855, 9460, 9890, 10105, 10340, 10810, 10879, 11891, 13244, 13846, 14147, 14476, 15134, 16555, 17710, 18095, 19780, 20210, 21620, 21758, 22231, 23782, 27692, 28294, 30268, 33110, 34615, 35420, 36190, 37835, 40420, 43516, 44462, 46483, 47564, 54395, 56588, 59455, 66220, 69230, 70735, 72380, 75670, 76153, 83237, 88924, 92966, 108790, 111155, 118910, 138460, 141470, 151340, 152306, 155617, 166474, 185932, 217580, 222310, 232415, 237820, 282940, 304612, 311234, 325381, 332948, 380765, 416185, 444620, 464830, 511313, 622468, 650762, 761530, 778085, 832370, 929660, 1022626, 1301524, 1523060, 1556170, 1626905, 1664740, 2045252, 2556565, 3112340, 3253810, 3579191, 5113130, 6507620, 7158382, 10226260, 14316764, 17895955, 35791910, 71583820]

約数ペア:

[(1, 71583820), (2, 35791910), (4, 17895955), (5, 14316764), (7, 10226260), (10, 7158382), (11, 6507620), (14, 5113130), (20, 3579191), (22, 3253810), (23, 3112340), (28, 2556565), (35, 2045252), (43, 1664740), (44, 1626905), (46, 1556170), (47, 1523060), (55, 1301524), (70, 1022626), (77, 929660), (86, 832370), (92, 778085), (94, 761530), (110, 650762), (115, 622468), (140, 511313), (154, 464830), (161, 444620), (172, 416185), (188, 380765), (215, 332948), (220, 325381), (230, 311234), (235, 304612), (253, 282940), (301, 237820), (308, 232415), (322, 222310), (329, 217580), (385, 185932), (430, 166474), (460, 155617), (470, 152306), (473, 151340), (506, 141470), (517, 138460), (602, 118910), (644, 111155), (658, 108790), (770, 92966), (805, 88924), (860, 83237), (940, 76153), (946, 75670), (989, 72380), (1012, 70735), (1034, 69230), (1081, 66220), (1204, 59455), (1265, 56588), (1316, 54395), (1505, 47564), (1540, 46483), (1610, 44462), (1645, 43516), (1771, 40420), (1892, 37835), (1978, 36190), (2021, 35420), (2068, 34615), (2162, 33110), (2365, 30268), (2530, 28294), (2585, 27692), (3010, 23782), (3220, 22231), (3290, 21758), (3311, 21620), (3542, 20210), (3619, 19780), (3956, 18095), (4042, 17710), (4324, 16555), (4730, 15134), (4945, 14476), (5060, 14147), (5170, 13846), (5405, 13244), (6020, 11891), (6580, 10879), (6622, 10810), (6923, 10340), (7084, 10105), (7238, 9890), (7567, 9460), (8084, 8855)]