1889727450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:829

約数の個数: 192

約数和(自身を含む): 5338324992

約数和(自身を除く): 3448597542

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 43, 50, 62, 65, 75, 78, 86, 93, 129, 130, 150, 155, 186, 195, 215, 258, 310, 325, 390, 403, 430, 465, 559, 645, 650, 727, 775, 806, 930, 975, 1075, 1118, 1209, 1290, 1333, 1454, 1550, 1677, 1950, 2015, 2150, 2181, 2325, 2418, 2666, 2795, 3225, 3354, 3635, 3999, 4030, 4362, 4650, 5590, 6045, 6450, 6665, 7270, 7998, 8385, 9451, 10075, 10905, 12090, 13330, 13975, 16770, 17329, 18175, 18902, 19995, 20150, 21810, 22537, 27950, 28353, 30225, 31261, 33325, 34658, 36350, 39990, 41925, 45074, 47255, 51987, 54525, 56706, 60450, 62522, 66650, 67611, 83850, 86645, 93783, 94510, 99975, 103974, 109050, 112685, 135222, 141765, 156305, 173290, 187566, 199950, 225370, 236275, 259935, 283530, 292981, 312610, 338055, 406393, 433225, 468915, 472550, 519870, 563425, 585962, 676110, 708825, 781525, 812786, 866450, 878943, 937830, 969091, 1126850, 1219179, 1299675, 1417650, 1464905, 1563050, 1690275, 1757886, 1938182, 2031965, 2344575, 2438358, 2599350, 2907273, 2929810, 3380550, 4063930, 4394715, 4689150, 4845455, 5814546, 6095895, 7324525, 8789430, 9690910, 10159825, 12191790, 12598183, 14536365, 14649050, 20319650, 21973575, 24227275, 25196366, 29072730, 30479475, 37794549, 43947150, 48454550, 60958950, 62990915, 72681825, 75589098, 125981830, 145363650, 188972745, 314954575, 377945490, 629909150, 944863725, 1889727450]

約数ペア:

[(1, 1889727450), (2, 944863725), (3, 629909150), (5, 377945490), (6, 314954575), (10, 188972745), (13, 145363650), (15, 125981830), (25, 75589098), (26, 72681825), (30, 62990915), (31, 60958950), (39, 48454550), (43, 43947150), (50, 37794549), (62, 30479475), (65, 29072730), (75, 25196366), (78, 24227275), (86, 21973575), (93, 20319650), (129, 14649050), (130, 14536365), (150, 12598183), (155, 12191790), (186, 10159825), (195, 9690910), (215, 8789430), (258, 7324525), (310, 6095895), (325, 5814546), (390, 4845455), (403, 4689150), (430, 4394715), (465, 4063930), (559, 3380550), (645, 2929810), (650, 2907273), (727, 2599350), (775, 2438358), (806, 2344575), (930, 2031965), (975, 1938182), (1075, 1757886), (1118, 1690275), (1209, 1563050), (1290, 1464905), (1333, 1417650), (1454, 1299675), (1550, 1219179), (1677, 1126850), (1950, 969091), (2015, 937830), (2150, 878943), (2181, 866450), (2325, 812786), (2418, 781525), (2666, 708825), (2795, 676110), (3225, 585962), (3354, 563425), (3635, 519870), (3999, 472550), (4030, 468915), (4362, 433225), (4650, 406393), (5590, 338055), (6045, 312610), (6450, 292981), (6665, 283530), (7270, 259935), (7998, 236275), (8385, 225370), (9451, 199950), (10075, 187566), (10905, 173290), (12090, 156305), (13330, 141765), (13975, 135222), (16770, 112685), (17329, 109050), (18175, 103974), (18902, 99975), (19995, 94510), (20150, 93783), (21810, 86645), (22537, 83850), (27950, 67611), (28353, 66650), (30225, 62522), (31261, 60450), (33325, 56706), (34658, 54525), (36350, 51987), (39990, 47255), (41925, 45074)]