198450210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 128

約数和(自身を含む): 573640704

約数和(自身を除く): 375190494

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 181, 210, 227, 230, 322, 345, 362, 454, 483, 543, 681, 690, 805, 905, 966, 1086, 1135, 1267, 1362, 1589, 1610, 1810, 2270, 2415, 2534, 2715, 3178, 3405, 3801, 4163, 4767, 4830, 5221, 5430, 6335, 6810, 7602, 7945, 8326, 9534, 10442, 12489, 12670, 15663, 15890, 19005, 20815, 23835, 24978, 26105, 29141, 31326, 36547, 38010, 41087, 41630, 47670, 52210, 58282, 62445, 73094, 78315, 82174, 87423, 109641, 123261, 124890, 145705, 156630, 174846, 182735, 205435, 219282, 246522, 287609, 291410, 365470, 410870, 437115, 548205, 575218, 616305, 862827, 874230, 945001, 1096410, 1232610, 1438045, 1725654, 1890002, 2835003, 2876090, 4314135, 4725005, 5670006, 6615007, 8628270, 9450010, 13230014, 14175015, 19845021, 28350030, 33075035, 39690042, 66150070, 99225105, 198450210]

約数ペア:

[(1, 198450210), (2, 99225105), (3, 66150070), (5, 39690042), (6, 33075035), (7, 28350030), (10, 19845021), (14, 14175015), (15, 13230014), (21, 9450010), (23, 8628270), (30, 6615007), (35, 5670006), (42, 4725005), (46, 4314135), (69, 2876090), (70, 2835003), (105, 1890002), (115, 1725654), (138, 1438045), (161, 1232610), (181, 1096410), (210, 945001), (227, 874230), (230, 862827), (322, 616305), (345, 575218), (362, 548205), (454, 437115), (483, 410870), (543, 365470), (681, 291410), (690, 287609), (805, 246522), (905, 219282), (966, 205435), (1086, 182735), (1135, 174846), (1267, 156630), (1362, 145705), (1589, 124890), (1610, 123261), (1810, 109641), (2270, 87423), (2415, 82174), (2534, 78315), (2715, 73094), (3178, 62445), (3405, 58282), (3801, 52210), (4163, 47670), (4767, 41630), (4830, 41087), (5221, 38010), (5430, 36547), (6335, 31326), (6810, 29141), (7602, 26105), (7945, 24978), (8326, 23835), (9534, 20815), (10442, 19005), (12489, 15890), (12670, 15663)]