657617904

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:707

約数の個数: 120

約数和(自身を含む): 1884415104

約数和(自身を除く): 1226797200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 131, 142, 144, 213, 262, 284, 393, 426, 491, 524, 568, 639, 786, 852, 982, 1048, 1136, 1179, 1278, 1473, 1572, 1704, 1964, 2096, 2358, 2556, 2946, 3144, 3408, 3928, 4419, 4716, 5112, 5892, 6288, 7856, 8838, 9301, 9432, 10224, 11784, 17676, 18602, 18864, 23568, 27903, 34861, 35352, 37204, 55806, 64321, 69722, 70704, 74408, 83709, 104583, 111612, 128642, 139444, 148816, 167418, 192963, 209166, 223224, 257284, 278888, 313749, 334836, 385926, 418332, 446448, 514568, 557776, 578889, 627498, 669672, 771852, 836664, 1029136, 1157778, 1254996, 1339344, 1543704, 1673328, 2315556, 2509992, 3087408, 4566791, 4631112, 5019984, 9133582, 9262224, 13700373, 18267164, 27400746, 36534328, 41101119, 54801492, 73068656, 82202238, 109602984, 164404476, 219205968, 328808952, 657617904]

約数ペア:

[(1, 657617904), (2, 328808952), (3, 219205968), (4, 164404476), (6, 109602984), (8, 82202238), (9, 73068656), (12, 54801492), (16, 41101119), (18, 36534328), (24, 27400746), (36, 18267164), (48, 13700373), (71, 9262224), (72, 9133582), (131, 5019984), (142, 4631112), (144, 4566791), (213, 3087408), (262, 2509992), (284, 2315556), (393, 1673328), (426, 1543704), (491, 1339344), (524, 1254996), (568, 1157778), (639, 1029136), (786, 836664), (852, 771852), (982, 669672), (1048, 627498), (1136, 578889), (1179, 557776), (1278, 514568), (1473, 446448), (1572, 418332), (1704, 385926), (1964, 334836), (2096, 313749), (2358, 278888), (2556, 257284), (2946, 223224), (3144, 209166), (3408, 192963), (3928, 167418), (4419, 148816), (4716, 139444), (5112, 128642), (5892, 111612), (6288, 104583), (7856, 83709), (8838, 74408), (9301, 70704), (9432, 69722), (10224, 64321), (11784, 55806), (17676, 37204), (18602, 35352), (18864, 34861), (23568, 27903)]