201947590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 128

約数和(自身を含む): 450696960

約数和(自身を除く): 248749370

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 29, 34, 46, 58, 65, 85, 115, 130, 137, 145, 170, 221, 230, 274, 290, 299, 377, 391, 442, 493, 598, 667, 685, 754, 782, 986, 1105, 1334, 1370, 1495, 1781, 1885, 1955, 2210, 2329, 2465, 2990, 3151, 3335, 3562, 3770, 3910, 3973, 4658, 4930, 5083, 6302, 6409, 6670, 7946, 8671, 8905, 10166, 11339, 11645, 12818, 15755, 17342, 17810, 19865, 22678, 23290, 25415, 30277, 31510, 32045, 39730, 40963, 43355, 50830, 51649, 53567, 56695, 60554, 64090, 67541, 81926, 86710, 91379, 103298, 107134, 113390, 135082, 147407, 151385, 182758, 204815, 258245, 267835, 294814, 302770, 337705, 409630, 456895, 516490, 535670, 675410, 696371, 737035, 878033, 913790, 1187927, 1392742, 1474070, 1553443, 1756066, 2375854, 3106886, 3481855, 4390165, 5939635, 6963710, 7767215, 8780330, 11879270, 15534430, 20194759, 40389518, 100973795, 201947590]

約数ペア:

[(1, 201947590), (2, 100973795), (5, 40389518), (10, 20194759), (13, 15534430), (17, 11879270), (23, 8780330), (26, 7767215), (29, 6963710), (34, 5939635), (46, 4390165), (58, 3481855), (65, 3106886), (85, 2375854), (115, 1756066), (130, 1553443), (137, 1474070), (145, 1392742), (170, 1187927), (221, 913790), (230, 878033), (274, 737035), (290, 696371), (299, 675410), (377, 535670), (391, 516490), (442, 456895), (493, 409630), (598, 337705), (667, 302770), (685, 294814), (754, 267835), (782, 258245), (986, 204815), (1105, 182758), (1334, 151385), (1370, 147407), (1495, 135082), (1781, 113390), (1885, 107134), (1955, 103298), (2210, 91379), (2329, 86710), (2465, 81926), (2990, 67541), (3151, 64090), (3335, 60554), (3562, 56695), (3770, 53567), (3910, 51649), (3973, 50830), (4658, 43355), (4930, 40963), (5083, 39730), (6302, 32045), (6409, 31510), (6670, 30277), (7946, 25415), (8671, 23290), (8905, 22678), (10166, 19865), (11339, 17810), (11645, 17342), (12818, 15755)]