128974716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 216

約数和(自身を含む): 395675280

約数和(自身を除く): 266700564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 29, 34, 36, 39, 43, 51, 52, 58, 68, 78, 86, 87, 102, 116, 117, 129, 153, 156, 169, 172, 174, 204, 221, 234, 258, 261, 306, 338, 348, 377, 387, 442, 468, 493, 507, 516, 522, 559, 612, 663, 676, 731, 754, 774, 884, 986, 1014, 1044, 1118, 1131, 1247, 1326, 1462, 1479, 1508, 1521, 1548, 1677, 1972, 1989, 2028, 2193, 2236, 2262, 2494, 2652, 2873, 2924, 2958, 3042, 3354, 3393, 3741, 3978, 4386, 4437, 4524, 4901, 4988, 5031, 5746, 5916, 6084, 6409, 6579, 6708, 6786, 7267, 7482, 7956, 8619, 8772, 8874, 9503, 9802, 10062, 11223, 11492, 12818, 13158, 13572, 14534, 14703, 14964, 16211, 17238, 17748, 19006, 19227, 19604, 20124, 21199, 21801, 22446, 25636, 25857, 26316, 28509, 29068, 29406, 32422, 34476, 38012, 38454, 42398, 43602, 44109, 44892, 48633, 51714, 57018, 57681, 58812, 63597, 64844, 65403, 76908, 83317, 84796, 85527, 87204, 88218, 97266, 103428, 114036, 115362, 123539, 127194, 130806, 145899, 166634, 171054, 176436, 190791, 194532, 210743, 230724, 247078, 249951, 254388, 261612, 275587, 291798, 333268, 342108, 370617, 381582, 421486, 494156, 499902, 551174, 583596, 632229, 741234, 749853, 763164, 826761, 842972, 999804, 1102348, 1111851, 1264458, 1482468, 1499706, 1653522, 1896687, 2223702, 2480283, 2528916, 2999412, 3307044, 3582631, 3793374, 4447404, 4960566, 7165262, 7586748, 9921132, 10747893, 14330524, 21495786, 32243679, 42991572, 64487358, 128974716]

約数ペア:

[(1, 128974716), (2, 64487358), (3, 42991572), (4, 32243679), (6, 21495786), (9, 14330524), (12, 10747893), (13, 9921132), (17, 7586748), (18, 7165262), (26, 4960566), (29, 4447404), (34, 3793374), (36, 3582631), (39, 3307044), (43, 2999412), (51, 2528916), (52, 2480283), (58, 2223702), (68, 1896687), (78, 1653522), (86, 1499706), (87, 1482468), (102, 1264458), (116, 1111851), (117, 1102348), (129, 999804), (153, 842972), (156, 826761), (169, 763164), (172, 749853), (174, 741234), (204, 632229), (221, 583596), (234, 551174), (258, 499902), (261, 494156), (306, 421486), (338, 381582), (348, 370617), (377, 342108), (387, 333268), (442, 291798), (468, 275587), (493, 261612), (507, 254388), (516, 249951), (522, 247078), (559, 230724), (612, 210743), (663, 194532), (676, 190791), (731, 176436), (754, 171054), (774, 166634), (884, 145899), (986, 130806), (1014, 127194), (1044, 123539), (1118, 115362), (1131, 114036), (1247, 103428), (1326, 97266), (1462, 88218), (1479, 87204), (1508, 85527), (1521, 84796), (1548, 83317), (1677, 76908), (1972, 65403), (1989, 64844), (2028, 63597), (2193, 58812), (2236, 57681), (2262, 57018), (2494, 51714), (2652, 48633), (2873, 44892), (2924, 44109), (2958, 43602), (3042, 42398), (3354, 38454), (3393, 38012), (3741, 34476), (3978, 32422), (4386, 29406), (4437, 29068), (4524, 28509), (4901, 26316), (4988, 25857), (5031, 25636), (5746, 22446), (5916, 21801), (6084, 21199), (6409, 20124), (6579, 19604), (6708, 19227), (6786, 19006), (7267, 17748), (7482, 17238), (7956, 16211), (8619, 14964), (8772, 14703), (8874, 14534), (9503, 13572), (9802, 13158), (10062, 12818), (11223, 11492)]