81271512

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 320

約数和(自身を含む): 292723200

約数和(自身を除く): 211451688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 23, 24, 27, 28, 36, 38, 41, 42, 46, 54, 56, 57, 63, 69, 72, 76, 81, 82, 84, 92, 108, 114, 123, 126, 133, 138, 152, 161, 162, 164, 168, 171, 184, 189, 207, 216, 228, 246, 252, 266, 276, 287, 322, 324, 328, 342, 369, 378, 399, 414, 437, 456, 483, 492, 504, 513, 532, 552, 567, 574, 621, 644, 648, 684, 738, 756, 779, 798, 828, 861, 874, 943, 966, 984, 1026, 1064, 1107, 1134, 1148, 1197, 1242, 1288, 1311, 1368, 1449, 1476, 1512, 1539, 1558, 1596, 1656, 1722, 1748, 1863, 1886, 1932, 2052, 2214, 2268, 2296, 2337, 2394, 2484, 2583, 2622, 2829, 2898, 2952, 3059, 3078, 3116, 3192, 3321, 3444, 3496, 3591, 3726, 3772, 3864, 3933, 4104, 4347, 4428, 4536, 4674, 4788, 4968, 5166, 5244, 5453, 5658, 5796, 6118, 6156, 6232, 6601, 6642, 6888, 7011, 7182, 7452, 7544, 7749, 7866, 8487, 8694, 8856, 9177, 9348, 9576, 10332, 10488, 10773, 10906, 11316, 11592, 11799, 12236, 12312, 13041, 13202, 13284, 14022, 14364, 14904, 15498, 15732, 16359, 16974, 17388, 17917, 18354, 18696, 19803, 20664, 21033, 21546, 21812, 22632, 23247, 23598, 24472, 25461, 26082, 26404, 26568, 27531, 28044, 28728, 30996, 31464, 32718, 33948, 34776, 35397, 35834, 36708, 39606, 42066, 43092, 43624, 46494, 47196, 49077, 50922, 52164, 52808, 53751, 55062, 56088, 59409, 61992, 63099, 65436, 67896, 70794, 71668, 73416, 76383, 79212, 82593, 84132, 86184, 92988, 94392, 98154, 101844, 104328, 107502, 110124, 118818, 125419, 126198, 130872, 141588, 143336, 147231, 152766, 158424, 161253, 165186, 168264, 178227, 185976, 196308, 203688, 215004, 220248, 237636, 247779, 250838, 252396, 283176, 294462, 305532, 322506, 330372, 356454, 376257, 392616, 430008, 441693, 475272, 483759, 495558, 501676, 504792, 534681, 588924, 611064, 645012, 660744, 712908, 752514, 883386, 967518, 991116, 1003352, 1069362, 1128771, 1177848, 1290024, 1425816, 1451277, 1505028, 1766772, 1935036, 1982232, 2138724, 2257542, 2902554, 3010056, 3386313, 3533544, 3870072, 4277448, 4515084, 5805108, 6772626, 9030168, 10158939, 11610216, 13545252, 20317878, 27090504, 40635756, 81271512]

約数ペア:

[(1, 81271512), (2, 40635756), (3, 27090504), (4, 20317878), (6, 13545252), (7, 11610216), (8, 10158939), (9, 9030168), (12, 6772626), (14, 5805108), (18, 4515084), (19, 4277448), (21, 3870072), (23, 3533544), (24, 3386313), (27, 3010056), (28, 2902554), (36, 2257542), (38, 2138724), (41, 1982232), (42, 1935036), (46, 1766772), (54, 1505028), (56, 1451277), (57, 1425816), (63, 1290024), (69, 1177848), (72, 1128771), (76, 1069362), (81, 1003352), (82, 991116), (84, 967518), (92, 883386), (108, 752514), (114, 712908), (123, 660744), (126, 645012), (133, 611064), (138, 588924), (152, 534681), (161, 504792), (162, 501676), (164, 495558), (168, 483759), (171, 475272), (184, 441693), (189, 430008), (207, 392616), (216, 376257), (228, 356454), (246, 330372), (252, 322506), (266, 305532), (276, 294462), (287, 283176), (322, 252396), (324, 250838), (328, 247779), (342, 237636), (369, 220248), (378, 215004), (399, 203688), (414, 196308), (437, 185976), (456, 178227), (483, 168264), (492, 165186), (504, 161253), (513, 158424), (532, 152766), (552, 147231), (567, 143336), (574, 141588), (621, 130872), (644, 126198), (648, 125419), (684, 118818), (738, 110124), (756, 107502), (779, 104328), (798, 101844), (828, 98154), (861, 94392), (874, 92988), (943, 86184), (966, 84132), (984, 82593), (1026, 79212), (1064, 76383), (1107, 73416), (1134, 71668), (1148, 70794), (1197, 67896), (1242, 65436), (1288, 63099), (1311, 61992), (1368, 59409), (1449, 56088), (1476, 55062), (1512, 53751), (1539, 52808), (1558, 52164), (1596, 50922), (1656, 49077), (1722, 47196), (1748, 46494), (1863, 43624), (1886, 43092), (1932, 42066), (2052, 39606), (2214, 36708), (2268, 35834), (2296, 35397), (2337, 34776), (2394, 33948), (2484, 32718), (2583, 31464), (2622, 30996), (2829, 28728), (2898, 28044), (2952, 27531), (3059, 26568), (3078, 26404), (3116, 26082), (3192, 25461), (3321, 24472), (3444, 23598), (3496, 23247), (3591, 22632), (3726, 21812), (3772, 21546), (3864, 21033), (3933, 20664), (4104, 19803), (4347, 18696), (4428, 18354), (4536, 17917), (4674, 17388), (4788, 16974), (4968, 16359), (5166, 15732), (5244, 15498), (5453, 14904), (5658, 14364), (5796, 14022), (6118, 13284), (6156, 13202), (6232, 13041), (6601, 12312), (6642, 12236), (6888, 11799), (7011, 11592), (7182, 11316), (7452, 10906), (7544, 10773), (7749, 10488), (7866, 10332), (8487, 9576), (8694, 9348), (8856, 9177)]