220981950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 216

約数和(自身を含む): 710717904

約数和(自身を除く): 489735954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 31, 35, 42, 45, 50, 62, 63, 70, 73, 75, 90, 93, 105, 126, 146, 150, 155, 175, 186, 210, 217, 219, 225, 279, 310, 315, 350, 365, 434, 438, 450, 465, 511, 525, 558, 630, 651, 657, 730, 775, 930, 961, 1022, 1050, 1085, 1095, 1302, 1314, 1395, 1533, 1550, 1575, 1825, 1922, 1953, 2170, 2190, 2263, 2325, 2555, 2790, 2883, 3066, 3150, 3255, 3285, 3650, 3906, 4526, 4599, 4650, 4805, 5110, 5425, 5475, 5766, 6510, 6570, 6727, 6789, 6975, 7665, 8649, 9198, 9610, 9765, 10850, 10950, 11315, 12775, 13454, 13578, 13950, 14415, 15330, 15841, 16275, 16425, 17298, 19530, 20181, 20367, 22630, 22995, 24025, 25550, 28830, 31682, 32550, 32850, 33635, 33945, 38325, 40362, 40734, 43245, 45990, 47523, 48050, 48825, 56575, 60543, 67270, 67890, 70153, 72075, 76650, 79205, 86490, 95046, 97650, 100905, 101835, 113150, 114975, 121086, 140306, 142569, 144150, 158410, 168175, 169725, 201810, 203670, 210459, 216225, 229950, 237615, 285138, 302715, 336350, 339450, 350765, 396025, 420918, 432450, 475230, 491071, 504525, 509175, 605430, 631377, 701530, 712845, 792050, 982142, 1009050, 1018350, 1052295, 1188075, 1262754, 1425690, 1473213, 1513575, 1753825, 2104590, 2376150, 2455355, 2946426, 3027150, 3156885, 3507650, 3564225, 4419639, 4910710, 5261475, 6313770, 7128450, 7366065, 8839278, 10522950, 12276775, 14732130, 15784425, 22098195, 24553550, 31568850, 36830325, 44196390, 73660650, 110490975, 220981950]

約数ペア:

[(1, 220981950), (2, 110490975), (3, 73660650), (5, 44196390), (6, 36830325), (7, 31568850), (9, 24553550), (10, 22098195), (14, 15784425), (15, 14732130), (18, 12276775), (21, 10522950), (25, 8839278), (30, 7366065), (31, 7128450), (35, 6313770), (42, 5261475), (45, 4910710), (50, 4419639), (62, 3564225), (63, 3507650), (70, 3156885), (73, 3027150), (75, 2946426), (90, 2455355), (93, 2376150), (105, 2104590), (126, 1753825), (146, 1513575), (150, 1473213), (155, 1425690), (175, 1262754), (186, 1188075), (210, 1052295), (217, 1018350), (219, 1009050), (225, 982142), (279, 792050), (310, 712845), (315, 701530), (350, 631377), (365, 605430), (434, 509175), (438, 504525), (450, 491071), (465, 475230), (511, 432450), (525, 420918), (558, 396025), (630, 350765), (651, 339450), (657, 336350), (730, 302715), (775, 285138), (930, 237615), (961, 229950), (1022, 216225), (1050, 210459), (1085, 203670), (1095, 201810), (1302, 169725), (1314, 168175), (1395, 158410), (1533, 144150), (1550, 142569), (1575, 140306), (1825, 121086), (1922, 114975), (1953, 113150), (2170, 101835), (2190, 100905), (2263, 97650), (2325, 95046), (2555, 86490), (2790, 79205), (2883, 76650), (3066, 72075), (3150, 70153), (3255, 67890), (3285, 67270), (3650, 60543), (3906, 56575), (4526, 48825), (4599, 48050), (4650, 47523), (4805, 45990), (5110, 43245), (5425, 40734), (5475, 40362), (5766, 38325), (6510, 33945), (6570, 33635), (6727, 32850), (6789, 32550), (6975, 31682), (7665, 28830), (8649, 25550), (9198, 24025), (9610, 22995), (9765, 22630), (10850, 20367), (10950, 20181), (11315, 19530), (12775, 17298), (13454, 16425), (13578, 16275), (13950, 15841), (14415, 15330)]