201721650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 192

約数和(自身を含む): 575963136

約数和(自身を除く): 374241486

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 47, 50, 62, 65, 71, 75, 78, 93, 94, 130, 141, 142, 150, 155, 186, 195, 213, 235, 282, 310, 325, 355, 390, 403, 426, 465, 470, 611, 650, 705, 710, 775, 806, 923, 930, 975, 1065, 1175, 1209, 1222, 1410, 1457, 1550, 1775, 1833, 1846, 1950, 2015, 2130, 2201, 2325, 2350, 2418, 2769, 2914, 3055, 3337, 3525, 3550, 3666, 4030, 4371, 4402, 4615, 4650, 5325, 5538, 6045, 6110, 6603, 6674, 7050, 7285, 8742, 9165, 9230, 10011, 10075, 10650, 11005, 12090, 13206, 13845, 14570, 15275, 16685, 18330, 18941, 20022, 20150, 21855, 22010, 23075, 27690, 28613, 30225, 30550, 33015, 33370, 36425, 37882, 43381, 43710, 45825, 46150, 50055, 55025, 56823, 57226, 60450, 66030, 69225, 72850, 83425, 85839, 86762, 91650, 94705, 100110, 103447, 109275, 110050, 113646, 130143, 138450, 143065, 165075, 166850, 171678, 189410, 206894, 216905, 218550, 250275, 260286, 284115, 286130, 310341, 330150, 429195, 433810, 473525, 500550, 517235, 568230, 620682, 650715, 715325, 858390, 947050, 1034470, 1084525, 1301430, 1344811, 1420575, 1430650, 1551705, 2145975, 2169050, 2586175, 2689622, 2841150, 3103410, 3253575, 4034433, 4291950, 5172350, 6507150, 6724055, 7758525, 8068866, 13448110, 15517050, 20172165, 33620275, 40344330, 67240550, 100860825, 201721650]

約数ペア:

[(1, 201721650), (2, 100860825), (3, 67240550), (5, 40344330), (6, 33620275), (10, 20172165), (13, 15517050), (15, 13448110), (25, 8068866), (26, 7758525), (30, 6724055), (31, 6507150), (39, 5172350), (47, 4291950), (50, 4034433), (62, 3253575), (65, 3103410), (71, 2841150), (75, 2689622), (78, 2586175), (93, 2169050), (94, 2145975), (130, 1551705), (141, 1430650), (142, 1420575), (150, 1344811), (155, 1301430), (186, 1084525), (195, 1034470), (213, 947050), (235, 858390), (282, 715325), (310, 650715), (325, 620682), (355, 568230), (390, 517235), (403, 500550), (426, 473525), (465, 433810), (470, 429195), (611, 330150), (650, 310341), (705, 286130), (710, 284115), (775, 260286), (806, 250275), (923, 218550), (930, 216905), (975, 206894), (1065, 189410), (1175, 171678), (1209, 166850), (1222, 165075), (1410, 143065), (1457, 138450), (1550, 130143), (1775, 113646), (1833, 110050), (1846, 109275), (1950, 103447), (2015, 100110), (2130, 94705), (2201, 91650), (2325, 86762), (2350, 85839), (2418, 83425), (2769, 72850), (2914, 69225), (3055, 66030), (3337, 60450), (3525, 57226), (3550, 56823), (3666, 55025), (4030, 50055), (4371, 46150), (4402, 45825), (4615, 43710), (4650, 43381), (5325, 37882), (5538, 36425), (6045, 33370), (6110, 33015), (6603, 30550), (6674, 30225), (7050, 28613), (7285, 27690), (8742, 23075), (9165, 22010), (9230, 21855), (10011, 20150), (10075, 20022), (10650, 18941), (11005, 18330), (12090, 16685), (13206, 15275), (13845, 14570)]