199837720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 487393200

約数和(自身を除く): 287555480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 289, 293, 295, 340, 472, 578, 586, 590, 680, 1003, 1156, 1172, 1180, 1445, 1465, 2006, 2312, 2344, 2360, 2890, 2930, 4012, 4981, 5015, 5780, 5860, 8024, 9962, 10030, 11560, 11720, 17051, 17287, 19924, 20060, 24905, 34102, 34574, 39848, 40120, 49810, 68204, 69148, 84677, 85255, 86435, 99620, 136408, 138296, 169354, 170510, 172870, 199240, 293879, 338708, 341020, 345740, 423385, 587758, 677416, 682040, 691480, 846770, 1175516, 1469395, 1693540, 2351032, 2938790, 3387080, 4995943, 5877580, 9991886, 11755160, 19983772, 24979715, 39967544, 49959430, 99918860, 199837720]

約数ペア:

[(1, 199837720), (2, 99918860), (4, 49959430), (5, 39967544), (8, 24979715), (10, 19983772), (17, 11755160), (20, 9991886), (34, 5877580), (40, 4995943), (59, 3387080), (68, 2938790), (85, 2351032), (118, 1693540), (136, 1469395), (170, 1175516), (236, 846770), (289, 691480), (293, 682040), (295, 677416), (340, 587758), (472, 423385), (578, 345740), (586, 341020), (590, 338708), (680, 293879), (1003, 199240), (1156, 172870), (1172, 170510), (1180, 169354), (1445, 138296), (1465, 136408), (2006, 99620), (2312, 86435), (2344, 85255), (2360, 84677), (2890, 69148), (2930, 68204), (4012, 49810), (4981, 40120), (5015, 39848), (5780, 34574), (5860, 34102), (8024, 24905), (9962, 20060), (10030, 19924), (11560, 17287), (11720, 17051)]