71655840

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 288

約数和(自身を含む): 269680320

約数和(自身を除く): 198024480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 97, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 194, 216, 228, 240, 243, 270, 285, 288, 291, 304, 324, 342, 360, 380, 388, 405, 432, 456, 480, 485, 486, 513, 540, 570, 582, 608, 648, 684, 720, 760, 776, 810, 855, 864, 873, 912, 970, 972, 1026, 1080, 1140, 1164, 1215, 1296, 1368, 1440, 1455, 1520, 1539, 1552, 1620, 1710, 1746, 1824, 1843, 1940, 1944, 2052, 2160, 2280, 2328, 2430, 2565, 2592, 2619, 2736, 2910, 3040, 3078, 3104, 3240, 3420, 3492, 3686, 3880, 3888, 4104, 4320, 4365, 4560, 4617, 4656, 4860, 5130, 5238, 5472, 5529, 5820, 6156, 6480, 6840, 6984, 7372, 7695, 7760, 7776, 7857, 8208, 8730, 9120, 9215, 9234, 9312, 9720, 10260, 10476, 11058, 11640, 12312, 12960, 13095, 13680, 13968, 14744, 15390, 15520, 15714, 16416, 16587, 17460, 18430, 18468, 19440, 20520, 20952, 22116, 23085, 23280, 23571, 24624, 26190, 27360, 27645, 27936, 29488, 30780, 31428, 33174, 34920, 36860, 36936, 38880, 39285, 41040, 41904, 44232, 46170, 46560, 47142, 49248, 49761, 52380, 55290, 58976, 61560, 62856, 66348, 69840, 73720, 73872, 78570, 82080, 82935, 83808, 88464, 92340, 94284, 99522, 104760, 110580, 117855, 123120, 125712, 132696, 139680, 147440, 147744, 149283, 157140, 165870, 176928, 184680, 188568, 199044, 209520, 221160, 235710, 246240, 248805, 251424, 265392, 294880, 298566, 314280, 331740, 369360, 377136, 398088, 419040, 442320, 447849, 471420, 497610, 530784, 597132, 628560, 663480, 738720, 746415, 754272, 796176, 884640, 895698, 942840, 995220, 1194264, 1257120, 1326960, 1492830, 1592352, 1791396, 1885680, 1990440, 2239245, 2388528, 2653920, 2985660, 3582792, 3771360, 3980880, 4478490, 4777056, 5971320, 7165584, 7961760, 8956980, 11942640, 14331168, 17913960, 23885280, 35827920, 71655840]

約数ペア:

[(1, 71655840), (2, 35827920), (3, 23885280), (4, 17913960), (5, 14331168), (6, 11942640), (8, 8956980), (9, 7961760), (10, 7165584), (12, 5971320), (15, 4777056), (16, 4478490), (18, 3980880), (19, 3771360), (20, 3582792), (24, 2985660), (27, 2653920), (30, 2388528), (32, 2239245), (36, 1990440), (38, 1885680), (40, 1791396), (45, 1592352), (48, 1492830), (54, 1326960), (57, 1257120), (60, 1194264), (72, 995220), (76, 942840), (80, 895698), (81, 884640), (90, 796176), (95, 754272), (96, 746415), (97, 738720), (108, 663480), (114, 628560), (120, 597132), (135, 530784), (144, 497610), (152, 471420), (160, 447849), (162, 442320), (171, 419040), (180, 398088), (190, 377136), (194, 369360), (216, 331740), (228, 314280), (240, 298566), (243, 294880), (270, 265392), (285, 251424), (288, 248805), (291, 246240), (304, 235710), (324, 221160), (342, 209520), (360, 199044), (380, 188568), (388, 184680), (405, 176928), (432, 165870), (456, 157140), (480, 149283), (485, 147744), (486, 147440), (513, 139680), (540, 132696), (570, 125712), (582, 123120), (608, 117855), (648, 110580), (684, 104760), (720, 99522), (760, 94284), (776, 92340), (810, 88464), (855, 83808), (864, 82935), (873, 82080), (912, 78570), (970, 73872), (972, 73720), (1026, 69840), (1080, 66348), (1140, 62856), (1164, 61560), (1215, 58976), (1296, 55290), (1368, 52380), (1440, 49761), (1455, 49248), (1520, 47142), (1539, 46560), (1552, 46170), (1620, 44232), (1710, 41904), (1746, 41040), (1824, 39285), (1843, 38880), (1940, 36936), (1944, 36860), (2052, 34920), (2160, 33174), (2280, 31428), (2328, 30780), (2430, 29488), (2565, 27936), (2592, 27645), (2619, 27360), (2736, 26190), (2910, 24624), (3040, 23571), (3078, 23280), (3104, 23085), (3240, 22116), (3420, 20952), (3492, 20520), (3686, 19440), (3880, 18468), (3888, 18430), (4104, 17460), (4320, 16587), (4365, 16416), (4560, 15714), (4617, 15520), (4656, 15390), (4860, 14744), (5130, 13968), (5238, 13680), (5472, 13095), (5529, 12960), (5820, 12312), (6156, 11640), (6480, 11058), (6840, 10476), (6984, 10260), (7372, 9720), (7695, 9312), (7760, 9234), (7776, 9215), (7857, 9120), (8208, 8730)]