75481560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 288

約数和(自身を含む): 312109200

約数和(自身を除く): 236627640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 360, 385, 389, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 693, 735, 770, 778, 792, 840, 882, 924, 980, 990, 1078, 1155, 1167, 1176, 1260, 1320, 1386, 1470, 1540, 1556, 1617, 1764, 1848, 1945, 1960, 1980, 2156, 2205, 2310, 2334, 2520, 2695, 2723, 2772, 2940, 3080, 3112, 3234, 3465, 3501, 3528, 3890, 3960, 4279, 4312, 4410, 4620, 4668, 4851, 5390, 5446, 5544, 5835, 5880, 6468, 6930, 7002, 7780, 8085, 8169, 8558, 8820, 9240, 9336, 9702, 10780, 10892, 11670, 12837, 12936, 13615, 13860, 14004, 15560, 16170, 16338, 17116, 17505, 17640, 19061, 19404, 21395, 21560, 21784, 23340, 24255, 24507, 25674, 27230, 27720, 28008, 29953, 32340, 32676, 34232, 35010, 38122, 38511, 38808, 40845, 42790, 46680, 48510, 49014, 51348, 54460, 57183, 59906, 64185, 64680, 65352, 70020, 76244, 77022, 81690, 85580, 89859, 95305, 97020, 98028, 102696, 108920, 114366, 119812, 122535, 128370, 140040, 149765, 152488, 154044, 163380, 171160, 171549, 179718, 190610, 192555, 194040, 196056, 209671, 228732, 239624, 245070, 256740, 269577, 285915, 299530, 308088, 326760, 343098, 359436, 381220, 385110, 419342, 449295, 457464, 490140, 513480, 539154, 571830, 599060, 629013, 686196, 718872, 762440, 770220, 838684, 857745, 898590, 980280, 1048355, 1078308, 1143660, 1198120, 1258026, 1347885, 1372392, 1540440, 1677368, 1715490, 1797180, 1887039, 2096710, 2156616, 2287320, 2516052, 2695770, 3145065, 3430980, 3594360, 3774078, 4193420, 5032104, 5391540, 6290130, 6861960, 7548156, 8386840, 9435195, 10783080, 12580260, 15096312, 18870390, 25160520, 37740780, 75481560]

約数ペア:

[(1, 75481560), (2, 37740780), (3, 25160520), (4, 18870390), (5, 15096312), (6, 12580260), (7, 10783080), (8, 9435195), (9, 8386840), (10, 7548156), (11, 6861960), (12, 6290130), (14, 5391540), (15, 5032104), (18, 4193420), (20, 3774078), (21, 3594360), (22, 3430980), (24, 3145065), (28, 2695770), (30, 2516052), (33, 2287320), (35, 2156616), (36, 2096710), (40, 1887039), (42, 1797180), (44, 1715490), (45, 1677368), (49, 1540440), (55, 1372392), (56, 1347885), (60, 1258026), (63, 1198120), (66, 1143660), (70, 1078308), (72, 1048355), (77, 980280), (84, 898590), (88, 857745), (90, 838684), (98, 770220), (99, 762440), (105, 718872), (110, 686196), (120, 629013), (126, 599060), (132, 571830), (140, 539154), (147, 513480), (154, 490140), (165, 457464), (168, 449295), (180, 419342), (196, 385110), (198, 381220), (210, 359436), (220, 343098), (231, 326760), (245, 308088), (252, 299530), (264, 285915), (280, 269577), (294, 256740), (308, 245070), (315, 239624), (330, 228732), (360, 209671), (385, 196056), (389, 194040), (392, 192555), (396, 190610), (420, 179718), (440, 171549), (441, 171160), (462, 163380), (490, 154044), (495, 152488), (504, 149765), (539, 140040), (588, 128370), (616, 122535), (630, 119812), (660, 114366), (693, 108920), (735, 102696), (770, 98028), (778, 97020), (792, 95305), (840, 89859), (882, 85580), (924, 81690), (980, 77022), (990, 76244), (1078, 70020), (1155, 65352), (1167, 64680), (1176, 64185), (1260, 59906), (1320, 57183), (1386, 54460), (1470, 51348), (1540, 49014), (1556, 48510), (1617, 46680), (1764, 42790), (1848, 40845), (1945, 38808), (1960, 38511), (1980, 38122), (2156, 35010), (2205, 34232), (2310, 32676), (2334, 32340), (2520, 29953), (2695, 28008), (2723, 27720), (2772, 27230), (2940, 25674), (3080, 24507), (3112, 24255), (3234, 23340), (3465, 21784), (3501, 21560), (3528, 21395), (3890, 19404), (3960, 19061), (4279, 17640), (4312, 17505), (4410, 17116), (4620, 16338), (4668, 16170), (4851, 15560), (5390, 14004), (5446, 13860), (5544, 13615), (5835, 12936), (5880, 12837), (6468, 11670), (6930, 10892), (7002, 10780), (7780, 9702), (8085, 9336), (8169, 9240), (8558, 8820)]