194747490

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{107}}^2$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 605771712

約数和(自身を除く): 411024222

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 107, 126, 135, 162, 189, 210, 214, 243, 270, 315, 321, 378, 405, 486, 535, 567, 630, 642, 749, 810, 945, 963, 1070, 1134, 1215, 1498, 1605, 1701, 1890, 1926, 2247, 2430, 2835, 2889, 3210, 3402, 3745, 4494, 4815, 5670, 5778, 6741, 7490, 8505, 8667, 9630, 11235, 11449, 13482, 14445, 17010, 17334, 20223, 22470, 22898, 26001, 28890, 33705, 34347, 40446, 43335, 52002, 57245, 60669, 67410, 68694, 80143, 86670, 101115, 103041, 114490, 121338, 130005, 160286, 171735, 182007, 202230, 206082, 240429, 260010, 303345, 309123, 343470, 364014, 400715, 480858, 515205, 606690, 618246, 721287, 801430, 910035, 927369, 1030410, 1202145, 1442574, 1545615, 1820070, 1854738, 2163861, 2404290, 2782107, 3091230, 3606435, 4327722, 4636845, 5564214, 6491583, 7212870, 9273690, 10819305, 12983166, 13910535, 19474749, 21638610, 27821070, 32457915, 38949498, 64915830, 97373745, 194747490]

約数ペア:

[(1, 194747490), (2, 97373745), (3, 64915830), (5, 38949498), (6, 32457915), (7, 27821070), (9, 21638610), (10, 19474749), (14, 13910535), (15, 12983166), (18, 10819305), (21, 9273690), (27, 7212870), (30, 6491583), (35, 5564214), (42, 4636845), (45, 4327722), (54, 3606435), (63, 3091230), (70, 2782107), (81, 2404290), (90, 2163861), (105, 1854738), (107, 1820070), (126, 1545615), (135, 1442574), (162, 1202145), (189, 1030410), (210, 927369), (214, 910035), (243, 801430), (270, 721287), (315, 618246), (321, 606690), (378, 515205), (405, 480858), (486, 400715), (535, 364014), (567, 343470), (630, 309123), (642, 303345), (749, 260010), (810, 240429), (945, 206082), (963, 202230), (1070, 182007), (1134, 171735), (1215, 160286), (1498, 130005), (1605, 121338), (1701, 114490), (1890, 103041), (1926, 101115), (2247, 86670), (2430, 80143), (2835, 68694), (2889, 67410), (3210, 60669), (3402, 57245), (3745, 52002), (4494, 43335), (4815, 40446), (5670, 34347), (5778, 33705), (6741, 28890), (7490, 26001), (8505, 22898), (8667, 22470), (9630, 20223), (11235, 17334), (11449, 17010), (13482, 14445)]