201820850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 514252800

約数和(自身を除く): 312431950

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 31, 35, 38, 50, 55, 62, 70, 77, 89, 95, 110, 133, 154, 155, 175, 178, 190, 209, 217, 266, 275, 310, 341, 350, 385, 418, 434, 445, 475, 550, 589, 623, 665, 682, 770, 775, 890, 950, 979, 1045, 1085, 1178, 1246, 1330, 1463, 1550, 1691, 1705, 1925, 1958, 2090, 2170, 2225, 2387, 2759, 2926, 2945, 3115, 3325, 3382, 3410, 3850, 4123, 4450, 4774, 4895, 5225, 5425, 5518, 5890, 6230, 6479, 6650, 6853, 7315, 8246, 8455, 8525, 9790, 10450, 10850, 11837, 11935, 12958, 13706, 13795, 14630, 14725, 15575, 16910, 17050, 18601, 19313, 20615, 23674, 23870, 24475, 27590, 29450, 30349, 31150, 32395, 34265, 36575, 37202, 38626, 41230, 42275, 45353, 48950, 52421, 59185, 59675, 60698, 64790, 68530, 68975, 73150, 84550, 90706, 93005, 96565, 103075, 104842, 118370, 119350, 130207, 137950, 151745, 161975, 171325, 186010, 193130, 206150, 212443, 226765, 260414, 262105, 295925, 303490, 323950, 342650, 366947, 424886, 453530, 465025, 482825, 524210, 576631, 591850, 651035, 733894, 758725, 930050, 965650, 1062215, 1133825, 1153262, 1302070, 1310525, 1517450, 1834735, 2124430, 2267650, 2621050, 2883155, 3255175, 3669470, 4036417, 5311075, 5766310, 6510350, 8072834, 9173675, 10622150, 14415775, 18347350, 20182085, 28831550, 40364170, 100910425, 201820850]

約数ペア:

[(1, 201820850), (2, 100910425), (5, 40364170), (7, 28831550), (10, 20182085), (11, 18347350), (14, 14415775), (19, 10622150), (22, 9173675), (25, 8072834), (31, 6510350), (35, 5766310), (38, 5311075), (50, 4036417), (55, 3669470), (62, 3255175), (70, 2883155), (77, 2621050), (89, 2267650), (95, 2124430), (110, 1834735), (133, 1517450), (154, 1310525), (155, 1302070), (175, 1153262), (178, 1133825), (190, 1062215), (209, 965650), (217, 930050), (266, 758725), (275, 733894), (310, 651035), (341, 591850), (350, 576631), (385, 524210), (418, 482825), (434, 465025), (445, 453530), (475, 424886), (550, 366947), (589, 342650), (623, 323950), (665, 303490), (682, 295925), (770, 262105), (775, 260414), (890, 226765), (950, 212443), (979, 206150), (1045, 193130), (1085, 186010), (1178, 171325), (1246, 161975), (1330, 151745), (1463, 137950), (1550, 130207), (1691, 119350), (1705, 118370), (1925, 104842), (1958, 103075), (2090, 96565), (2170, 93005), (2225, 90706), (2387, 84550), (2759, 73150), (2926, 68975), (2945, 68530), (3115, 64790), (3325, 60698), (3382, 59675), (3410, 59185), (3850, 52421), (4123, 48950), (4450, 45353), (4774, 42275), (4895, 41230), (5225, 38626), (5425, 37202), (5518, 36575), (5890, 34265), (6230, 32395), (6479, 31150), (6650, 30349), (6853, 29450), (7315, 27590), (8246, 24475), (8455, 23870), (8525, 23674), (9790, 20615), (10450, 19313), (10850, 18601), (11837, 17050), (11935, 16910), (12958, 15575), (13706, 14725), (13795, 14630)]