169238888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 411640320

約数和(自身を除く): 242401432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 52, 56, 61, 74, 91, 103, 104, 122, 148, 182, 206, 244, 259, 296, 364, 412, 427, 481, 488, 518, 721, 728, 793, 824, 854, 962, 1036, 1339, 1442, 1586, 1708, 1924, 2072, 2257, 2678, 2884, 3172, 3367, 3416, 3811, 3848, 4514, 5356, 5551, 5768, 6283, 6344, 6734, 7622, 9028, 9373, 10712, 11102, 12566, 13468, 15244, 15799, 18056, 18746, 22204, 25132, 26677, 26936, 29341, 30488, 31598, 37492, 43981, 44408, 49543, 50264, 53354, 58682, 63196, 74984, 81679, 87962, 99086, 106708, 117364, 126392, 163358, 175924, 198172, 205387, 213416, 232471, 234728, 326716, 346801, 351848, 396344, 410774, 464942, 571753, 653432, 693602, 821548, 929884, 1143506, 1387204, 1627297, 1643096, 1859768, 2287012, 2774408, 3022123, 3254594, 4574024, 6044246, 6509188, 12088492, 13018376, 21154861, 24176984, 42309722, 84619444, 169238888]

約数ペア:

[(1, 169238888), (2, 84619444), (4, 42309722), (7, 24176984), (8, 21154861), (13, 13018376), (14, 12088492), (26, 6509188), (28, 6044246), (37, 4574024), (52, 3254594), (56, 3022123), (61, 2774408), (74, 2287012), (91, 1859768), (103, 1643096), (104, 1627297), (122, 1387204), (148, 1143506), (182, 929884), (206, 821548), (244, 693602), (259, 653432), (296, 571753), (364, 464942), (412, 410774), (427, 396344), (481, 351848), (488, 346801), (518, 326716), (721, 234728), (728, 232471), (793, 213416), (824, 205387), (854, 198172), (962, 175924), (1036, 163358), (1339, 126392), (1442, 117364), (1586, 106708), (1708, 99086), (1924, 87962), (2072, 81679), (2257, 74984), (2678, 63196), (2884, 58682), (3172, 53354), (3367, 50264), (3416, 49543), (3811, 44408), (3848, 43981), (4514, 37492), (5356, 31598), (5551, 30488), (5768, 29341), (6283, 26936), (6344, 26677), (6734, 25132), (7622, 22204), (9028, 18746), (9373, 18056), (10712, 15799), (11102, 15244), (12566, 13468)]