128470870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 291133440

約数和(自身を除く): 162662570

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 29, 34, 46, 55, 58, 85, 103, 110, 115, 145, 170, 187, 206, 230, 253, 290, 319, 374, 391, 493, 506, 515, 638, 667, 782, 935, 986, 1030, 1133, 1265, 1334, 1595, 1751, 1870, 1955, 2266, 2369, 2465, 2530, 2987, 3190, 3335, 3502, 3910, 4301, 4738, 4930, 5423, 5665, 5974, 6670, 7337, 8602, 8755, 10846, 11330, 11339, 11845, 14674, 14935, 17510, 19261, 21505, 22678, 23690, 26059, 27115, 29870, 32857, 36685, 38522, 40273, 43010, 50779, 52118, 54230, 56695, 65714, 68701, 73370, 80546, 96305, 101558, 113390, 124729, 130295, 137402, 164285, 192610, 201365, 249458, 253895, 260590, 328570, 343505, 402730, 443003, 507790, 558569, 623645, 687010, 755711, 886006, 1117138, 1167917, 1247290, 1511422, 2215015, 2335834, 2792845, 3778555, 4430030, 5585690, 5839585, 7557110, 11679170, 12847087, 25694174, 64235435, 128470870]

約数ペア:

[(1, 128470870), (2, 64235435), (5, 25694174), (10, 12847087), (11, 11679170), (17, 7557110), (22, 5839585), (23, 5585690), (29, 4430030), (34, 3778555), (46, 2792845), (55, 2335834), (58, 2215015), (85, 1511422), (103, 1247290), (110, 1167917), (115, 1117138), (145, 886006), (170, 755711), (187, 687010), (206, 623645), (230, 558569), (253, 507790), (290, 443003), (319, 402730), (374, 343505), (391, 328570), (493, 260590), (506, 253895), (515, 249458), (638, 201365), (667, 192610), (782, 164285), (935, 137402), (986, 130295), (1030, 124729), (1133, 113390), (1265, 101558), (1334, 96305), (1595, 80546), (1751, 73370), (1870, 68701), (1955, 65714), (2266, 56695), (2369, 54230), (2465, 52118), (2530, 50779), (2987, 43010), (3190, 40273), (3335, 38522), (3502, 36685), (3910, 32857), (4301, 29870), (4738, 27115), (4930, 26059), (5423, 23690), (5665, 22678), (5974, 21505), (6670, 19261), (7337, 17510), (8602, 14935), (8755, 14674), (10846, 11845), (11330, 11339)]