221894280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:444

約数の個数: 192

約数和(自身を含む): 759283200

約数和(自身を除く): 537388920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 59, 60, 62, 72, 90, 93, 118, 120, 124, 155, 177, 180, 186, 236, 248, 279, 295, 310, 337, 354, 360, 372, 465, 472, 531, 558, 590, 620, 674, 708, 744, 885, 930, 1011, 1062, 1116, 1180, 1240, 1348, 1395, 1416, 1685, 1770, 1829, 1860, 2022, 2124, 2232, 2360, 2655, 2696, 2790, 3033, 3370, 3540, 3658, 3720, 4044, 4248, 5055, 5310, 5487, 5580, 6066, 6740, 7080, 7316, 8088, 9145, 10110, 10447, 10620, 10974, 11160, 12132, 13480, 14632, 15165, 16461, 18290, 19883, 20220, 20894, 21240, 21948, 24264, 27435, 30330, 31341, 32922, 36580, 39766, 40440, 41788, 43896, 52235, 54870, 59649, 60660, 62682, 65844, 73160, 79532, 82305, 83576, 94023, 99415, 104470, 109740, 119298, 121320, 125364, 131688, 156705, 159064, 164610, 178947, 188046, 198830, 208940, 219480, 238596, 250728, 298245, 313410, 329220, 357894, 376092, 397660, 417880, 470115, 477192, 596490, 616373, 626820, 658440, 715788, 752184, 795320, 894735, 940230, 1192980, 1232746, 1253640, 1431576, 1789470, 1849119, 1880460, 2385960, 2465492, 3081865, 3578940, 3698238, 3760920, 4930984, 5547357, 6163730, 7157880, 7396476, 9245595, 11094714, 12327460, 14792952, 18491190, 22189428, 24654920, 27736785, 36982380, 44378856, 55473570, 73964760, 110947140, 221894280]

約数ペア:

[(1, 221894280), (2, 110947140), (3, 73964760), (4, 55473570), (5, 44378856), (6, 36982380), (8, 27736785), (9, 24654920), (10, 22189428), (12, 18491190), (15, 14792952), (18, 12327460), (20, 11094714), (24, 9245595), (30, 7396476), (31, 7157880), (36, 6163730), (40, 5547357), (45, 4930984), (59, 3760920), (60, 3698238), (62, 3578940), (72, 3081865), (90, 2465492), (93, 2385960), (118, 1880460), (120, 1849119), (124, 1789470), (155, 1431576), (177, 1253640), (180, 1232746), (186, 1192980), (236, 940230), (248, 894735), (279, 795320), (295, 752184), (310, 715788), (337, 658440), (354, 626820), (360, 616373), (372, 596490), (465, 477192), (472, 470115), (531, 417880), (558, 397660), (590, 376092), (620, 357894), (674, 329220), (708, 313410), (744, 298245), (885, 250728), (930, 238596), (1011, 219480), (1062, 208940), (1116, 198830), (1180, 188046), (1240, 178947), (1348, 164610), (1395, 159064), (1416, 156705), (1685, 131688), (1770, 125364), (1829, 121320), (1860, 119298), (2022, 109740), (2124, 104470), (2232, 99415), (2360, 94023), (2655, 83576), (2696, 82305), (2790, 79532), (3033, 73160), (3370, 65844), (3540, 62682), (3658, 60660), (3720, 59649), (4044, 54870), (4248, 52235), (5055, 43896), (5310, 41788), (5487, 40440), (5580, 39766), (6066, 36580), (6740, 32922), (7080, 31341), (7316, 30330), (8088, 27435), (9145, 24264), (10110, 21948), (10447, 21240), (10620, 20894), (10974, 20220), (11160, 19883), (12132, 18290), (13480, 16461), (14632, 15165)]