19415550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 61531776

約数和(自身を除く): 42116226

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 41, 42, 50, 55, 66, 70, 75, 77, 82, 105, 110, 123, 150, 154, 165, 175, 205, 210, 231, 246, 275, 287, 330, 350, 385, 410, 451, 462, 525, 550, 574, 615, 770, 825, 861, 902, 1025, 1050, 1155, 1230, 1353, 1435, 1650, 1681, 1722, 1925, 2050, 2255, 2310, 2706, 2870, 3075, 3157, 3362, 3850, 4305, 4510, 5043, 5775, 6150, 6314, 6765, 7175, 8405, 8610, 9471, 10086, 11275, 11550, 11767, 13530, 14350, 15785, 16810, 18491, 18942, 21525, 22550, 23534, 25215, 31570, 33825, 35301, 36982, 42025, 43050, 47355, 50430, 55473, 58835, 67650, 70602, 78925, 84050, 92455, 94710, 110946, 117670, 126075, 129437, 157850, 176505, 184910, 236775, 252150, 258874, 277365, 294175, 353010, 388311, 462275, 473550, 554730, 588350, 647185, 776622, 882525, 924550, 1294370, 1386825, 1765050, 1941555, 2773650, 3235925, 3883110, 6471850, 9707775, 19415550]

約数ペア:

[(1, 19415550), (2, 9707775), (3, 6471850), (5, 3883110), (6, 3235925), (7, 2773650), (10, 1941555), (11, 1765050), (14, 1386825), (15, 1294370), (21, 924550), (22, 882525), (25, 776622), (30, 647185), (33, 588350), (35, 554730), (41, 473550), (42, 462275), (50, 388311), (55, 353010), (66, 294175), (70, 277365), (75, 258874), (77, 252150), (82, 236775), (105, 184910), (110, 176505), (123, 157850), (150, 129437), (154, 126075), (165, 117670), (175, 110946), (205, 94710), (210, 92455), (231, 84050), (246, 78925), (275, 70602), (287, 67650), (330, 58835), (350, 55473), (385, 50430), (410, 47355), (451, 43050), (462, 42025), (525, 36982), (550, 35301), (574, 33825), (615, 31570), (770, 25215), (825, 23534), (861, 22550), (902, 21525), (1025, 18942), (1050, 18491), (1155, 16810), (1230, 15785), (1353, 14350), (1435, 13530), (1650, 11767), (1681, 11550), (1722, 11275), (1925, 10086), (2050, 9471), (2255, 8610), (2310, 8405), (2706, 7175), (2870, 6765), (3075, 6314), (3157, 6150), (3362, 5775), (3850, 5043), (4305, 4510)]