19813858560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{23561}}^1$

素因数の和:23661

約数の個数: 216

約数和(自身を含む): 69495930504

約数和(自身を除く): 49682071944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 128, 144, 146, 160, 180, 192, 219, 240, 256, 288, 292, 320, 360, 365, 384, 438, 480, 576, 584, 640, 657, 720, 730, 768, 876, 960, 1095, 1152, 1168, 1280, 1314, 1440, 1460, 1752, 1920, 2190, 2304, 2336, 2628, 2880, 2920, 3285, 3504, 3840, 4380, 4672, 5256, 5760, 5840, 6570, 7008, 8760, 9344, 10512, 11520, 11680, 13140, 14016, 17520, 18688, 21024, 23360, 23561, 26280, 28032, 35040, 42048, 46720, 47122, 52560, 56064, 70080, 70683, 84096, 93440, 94244, 105120, 117805, 140160, 141366, 168192, 188488, 210240, 212049, 235610, 280320, 282732, 353415, 376976, 420480, 424098, 471220, 565464, 706830, 753952, 840960, 848196, 942440, 1060245, 1130928, 1413660, 1507904, 1696392, 1719953, 1884880, 2120490, 2261856, 2827320, 3015808, 3392784, 3439906, 3769760, 4240980, 4523712, 5159859, 5654640, 6031616, 6785568, 6879812, 7539520, 8481960, 8599765, 9047424, 10319718, 11309280, 13571136, 13759624, 15079040, 15479577, 16963920, 17199530, 18094848, 20639436, 22618560, 25799295, 27142272, 27519248, 30158080, 30959154, 33927840, 34399060, 41278872, 45237120, 51598590, 54284544, 55038496, 61918308, 67855680, 68798120, 77397885, 82557744, 90474240, 103197180, 110076992, 123836616, 135711360, 137596240, 154795770, 165115488, 206394360, 220153984, 247673232, 271422720, 275192480, 309591540, 330230976, 412788720, 440307968, 495346464, 550384960, 619183080, 660461952, 825577440, 990692928, 1100769920, 1238366160, 1320923904, 1651154880, 1981385856, 2201539840, 2476732320, 3302309760, 3962771712, 4953464640, 6604619520, 9906929280, 19813858560]

約数ペア:

[(1, 19813858560), (2, 9906929280), (3, 6604619520), (4, 4953464640), (5, 3962771712), (6, 3302309760), (8, 2476732320), (9, 2201539840), (10, 1981385856), (12, 1651154880), (15, 1320923904), (16, 1238366160), (18, 1100769920), (20, 990692928), (24, 825577440), (30, 660461952), (32, 619183080), (36, 550384960), (40, 495346464), (45, 440307968), (48, 412788720), (60, 330230976), (64, 309591540), (72, 275192480), (73, 271422720), (80, 247673232), (90, 220153984), (96, 206394360), (120, 165115488), (128, 154795770), (144, 137596240), (146, 135711360), (160, 123836616), (180, 110076992), (192, 103197180), (219, 90474240), (240, 82557744), (256, 77397885), (288, 68798120), (292, 67855680), (320, 61918308), (360, 55038496), (365, 54284544), (384, 51598590), (438, 45237120), (480, 41278872), (576, 34399060), (584, 33927840), (640, 30959154), (657, 30158080), (720, 27519248), (730, 27142272), (768, 25799295), (876, 22618560), (960, 20639436), (1095, 18094848), (1152, 17199530), (1168, 16963920), (1280, 15479577), (1314, 15079040), (1440, 13759624), (1460, 13571136), (1752, 11309280), (1920, 10319718), (2190, 9047424), (2304, 8599765), (2336, 8481960), (2628, 7539520), (2880, 6879812), (2920, 6785568), (3285, 6031616), (3504, 5654640), (3840, 5159859), (4380, 4523712), (4672, 4240980), (5256, 3769760), (5760, 3439906), (5840, 3392784), (6570, 3015808), (7008, 2827320), (8760, 2261856), (9344, 2120490), (10512, 1884880), (11520, 1719953), (11680, 1696392), (13140, 1507904), (14016, 1413660), (17520, 1130928), (18688, 1060245), (21024, 942440), (23360, 848196), (23561, 840960), (26280, 753952), (28032, 706830), (35040, 565464), (42048, 471220), (46720, 424098), (47122, 420480), (52560, 376976), (56064, 353415), (70080, 282732), (70683, 280320), (84096, 235610), (93440, 212049), (94244, 210240), (105120, 188488), (117805, 168192), (140160, 141366)]