81190512

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 200

約数和(自身を含む): 260469440

約数和(自身を除く): 179278928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 61, 72, 78, 79, 81, 104, 108, 117, 122, 144, 156, 158, 162, 183, 208, 216, 234, 237, 244, 312, 316, 324, 351, 366, 432, 468, 474, 488, 549, 624, 632, 648, 702, 711, 732, 793, 936, 948, 976, 1027, 1053, 1098, 1264, 1296, 1404, 1422, 1464, 1586, 1647, 1872, 1896, 2054, 2106, 2133, 2196, 2379, 2808, 2844, 2928, 3081, 3172, 3294, 3792, 4108, 4212, 4266, 4392, 4758, 4819, 4941, 5616, 5688, 6162, 6344, 6399, 6588, 7137, 8216, 8424, 8532, 8784, 9243, 9516, 9638, 9882, 11376, 12324, 12688, 12798, 13176, 14274, 14457, 16432, 16848, 17064, 18486, 19032, 19276, 19764, 21411, 24648, 25596, 26352, 27729, 28548, 28914, 34128, 36972, 38064, 38552, 39528, 42822, 43371, 49296, 51192, 55458, 57096, 57828, 62647, 64233, 73944, 77104, 79056, 83187, 85644, 86742, 102384, 110916, 114192, 115656, 125294, 128466, 130113, 147888, 166374, 171288, 173484, 187941, 221832, 231312, 250588, 256932, 260226, 332748, 342576, 346968, 375882, 390339, 443664, 501176, 513864, 520452, 563823, 665496, 693936, 751764, 780678, 1002352, 1027728, 1040904, 1127646, 1330992, 1503528, 1561356, 1691469, 2081808, 2255292, 3007056, 3122712, 3382938, 4510584, 5074407, 6245424, 6765876, 9021168, 10148814, 13531752, 20297628, 27063504, 40595256, 81190512]

約数ペア:

[(1, 81190512), (2, 40595256), (3, 27063504), (4, 20297628), (6, 13531752), (8, 10148814), (9, 9021168), (12, 6765876), (13, 6245424), (16, 5074407), (18, 4510584), (24, 3382938), (26, 3122712), (27, 3007056), (36, 2255292), (39, 2081808), (48, 1691469), (52, 1561356), (54, 1503528), (61, 1330992), (72, 1127646), (78, 1040904), (79, 1027728), (81, 1002352), (104, 780678), (108, 751764), (117, 693936), (122, 665496), (144, 563823), (156, 520452), (158, 513864), (162, 501176), (183, 443664), (208, 390339), (216, 375882), (234, 346968), (237, 342576), (244, 332748), (312, 260226), (316, 256932), (324, 250588), (351, 231312), (366, 221832), (432, 187941), (468, 173484), (474, 171288), (488, 166374), (549, 147888), (624, 130113), (632, 128466), (648, 125294), (702, 115656), (711, 114192), (732, 110916), (793, 102384), (936, 86742), (948, 85644), (976, 83187), (1027, 79056), (1053, 77104), (1098, 73944), (1264, 64233), (1296, 62647), (1404, 57828), (1422, 57096), (1464, 55458), (1586, 51192), (1647, 49296), (1872, 43371), (1896, 42822), (2054, 39528), (2106, 38552), (2133, 38064), (2196, 36972), (2379, 34128), (2808, 28914), (2844, 28548), (2928, 27729), (3081, 26352), (3172, 25596), (3294, 24648), (3792, 21411), (4108, 19764), (4212, 19276), (4266, 19032), (4392, 18486), (4758, 17064), (4819, 16848), (4941, 16432), (5616, 14457), (5688, 14274), (6162, 13176), (6344, 12798), (6399, 12688), (6588, 12324), (7137, 11376), (8216, 9882), (8424, 9638), (8532, 9516), (8784, 9243)]