235721520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 835660800

約数和(自身を除く): 599939280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 59, 60, 62, 72, 80, 90, 93, 118, 120, 124, 144, 155, 177, 179, 180, 186, 236, 240, 248, 279, 295, 310, 354, 358, 360, 372, 465, 472, 496, 531, 537, 558, 590, 620, 708, 716, 720, 744, 885, 895, 930, 944, 1062, 1074, 1116, 1180, 1240, 1395, 1416, 1432, 1488, 1611, 1770, 1790, 1829, 1860, 2124, 2148, 2232, 2360, 2480, 2655, 2685, 2790, 2832, 2864, 3222, 3540, 3580, 3658, 3720, 4248, 4296, 4464, 4720, 5310, 5370, 5487, 5549, 5580, 6444, 7080, 7160, 7316, 7440, 8055, 8496, 8592, 9145, 10561, 10620, 10740, 10974, 11098, 11160, 12888, 14160, 14320, 14632, 16110, 16461, 16647, 18290, 21122, 21240, 21480, 21948, 22196, 22320, 25776, 27435, 27745, 29264, 31683, 32220, 32922, 33294, 36580, 42244, 42480, 42960, 43896, 44392, 49941, 52805, 54870, 55490, 63366, 64440, 65844, 66588, 73160, 82305, 83235, 84488, 87792, 88784, 95049, 99882, 105610, 109740, 110980, 126732, 128880, 131688, 133176, 146320, 158415, 164610, 166470, 168976, 190098, 199764, 211220, 219480, 221960, 249705, 253464, 263376, 266352, 316830, 327391, 329220, 332940, 380196, 399528, 422440, 438960, 443920, 475245, 499410, 506928, 633660, 654782, 658440, 665880, 760392, 799056, 844880, 950490, 982173, 998820, 1267320, 1309564, 1316880, 1331760, 1520784, 1636955, 1900980, 1964346, 1997640, 2534640, 2619128, 2946519, 3273910, 3801960, 3928692, 3995280, 4910865, 5238256, 5893038, 6547820, 7603920, 7857384, 9821730, 11786076, 13095640, 14732595, 15714768, 19643460, 23572152, 26191280, 29465190, 39286920, 47144304, 58930380, 78573840, 117860760, 235721520]

約数ペア:

[(1, 235721520), (2, 117860760), (3, 78573840), (4, 58930380), (5, 47144304), (6, 39286920), (8, 29465190), (9, 26191280), (10, 23572152), (12, 19643460), (15, 15714768), (16, 14732595), (18, 13095640), (20, 11786076), (24, 9821730), (30, 7857384), (31, 7603920), (36, 6547820), (40, 5893038), (45, 5238256), (48, 4910865), (59, 3995280), (60, 3928692), (62, 3801960), (72, 3273910), (80, 2946519), (90, 2619128), (93, 2534640), (118, 1997640), (120, 1964346), (124, 1900980), (144, 1636955), (155, 1520784), (177, 1331760), (179, 1316880), (180, 1309564), (186, 1267320), (236, 998820), (240, 982173), (248, 950490), (279, 844880), (295, 799056), (310, 760392), (354, 665880), (358, 658440), (360, 654782), (372, 633660), (465, 506928), (472, 499410), (496, 475245), (531, 443920), (537, 438960), (558, 422440), (590, 399528), (620, 380196), (708, 332940), (716, 329220), (720, 327391), (744, 316830), (885, 266352), (895, 263376), (930, 253464), (944, 249705), (1062, 221960), (1074, 219480), (1116, 211220), (1180, 199764), (1240, 190098), (1395, 168976), (1416, 166470), (1432, 164610), (1488, 158415), (1611, 146320), (1770, 133176), (1790, 131688), (1829, 128880), (1860, 126732), (2124, 110980), (2148, 109740), (2232, 105610), (2360, 99882), (2480, 95049), (2655, 88784), (2685, 87792), (2790, 84488), (2832, 83235), (2864, 82305), (3222, 73160), (3540, 66588), (3580, 65844), (3658, 64440), (3720, 63366), (4248, 55490), (4296, 54870), (4464, 52805), (4720, 49941), (5310, 44392), (5370, 43896), (5487, 42960), (5549, 42480), (5580, 42244), (6444, 36580), (7080, 33294), (7160, 32922), (7316, 32220), (7440, 31683), (8055, 29264), (8496, 27745), (8592, 27435), (9145, 25776), (10561, 22320), (10620, 22196), (10740, 21948), (10974, 21480), (11098, 21240), (11160, 21122), (12888, 18290), (14160, 16647), (14320, 16461), (14632, 16110)]