211197350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 519498000

約数和(自身を除く): 308300650

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 49, 50, 65, 70, 91, 95, 98, 130, 133, 175, 182, 190, 245, 247, 266, 325, 349, 350, 455, 475, 490, 494, 637, 650, 665, 698, 910, 931, 950, 1225, 1235, 1274, 1330, 1729, 1745, 1862, 2275, 2443, 2450, 2470, 3185, 3325, 3458, 3490, 4537, 4550, 4655, 4886, 6175, 6370, 6631, 6650, 8645, 8725, 9074, 9310, 12103, 12215, 12350, 13262, 15925, 17101, 17290, 17450, 22685, 23275, 24206, 24430, 31759, 31850, 33155, 34202, 43225, 45370, 46417, 46550, 60515, 61075, 63518, 66310, 85505, 86203, 86450, 92834, 113425, 121030, 122150, 158795, 165775, 171010, 172406, 222313, 226850, 232085, 302575, 317590, 324919, 331550, 427525, 431015, 444626, 464170, 603421, 605150, 649838, 793975, 855050, 862030, 1111565, 1160425, 1206842, 1587950, 1624595, 2155075, 2223130, 2320850, 3017105, 3249190, 4223947, 4310150, 5557825, 6034210, 8122975, 8447894, 11115650, 15085525, 16245950, 21119735, 30171050, 42239470, 105598675, 211197350]

約数ペア:

[(1, 211197350), (2, 105598675), (5, 42239470), (7, 30171050), (10, 21119735), (13, 16245950), (14, 15085525), (19, 11115650), (25, 8447894), (26, 8122975), (35, 6034210), (38, 5557825), (49, 4310150), (50, 4223947), (65, 3249190), (70, 3017105), (91, 2320850), (95, 2223130), (98, 2155075), (130, 1624595), (133, 1587950), (175, 1206842), (182, 1160425), (190, 1111565), (245, 862030), (247, 855050), (266, 793975), (325, 649838), (349, 605150), (350, 603421), (455, 464170), (475, 444626), (490, 431015), (494, 427525), (637, 331550), (650, 324919), (665, 317590), (698, 302575), (910, 232085), (931, 226850), (950, 222313), (1225, 172406), (1235, 171010), (1274, 165775), (1330, 158795), (1729, 122150), (1745, 121030), (1862, 113425), (2275, 92834), (2443, 86450), (2450, 86203), (2470, 85505), (3185, 66310), (3325, 63518), (3458, 61075), (3490, 60515), (4537, 46550), (4550, 46417), (4655, 45370), (4886, 43225), (6175, 34202), (6370, 33155), (6631, 31850), (6650, 31759), (8645, 24430), (8725, 24206), (9074, 23275), (9310, 22685), (12103, 17450), (12215, 17290), (12350, 17101), (13262, 15925)]