78981336

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 253599840

約数和(自身を除く): 174618504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 61, 63, 72, 84, 98, 122, 126, 147, 168, 183, 196, 244, 252, 294, 366, 367, 392, 427, 441, 488, 504, 549, 588, 732, 734, 854, 882, 1098, 1101, 1176, 1281, 1464, 1468, 1708, 1764, 2196, 2202, 2562, 2569, 2936, 2989, 3303, 3416, 3528, 3843, 4392, 4404, 5124, 5138, 5978, 6606, 7686, 7707, 8808, 8967, 10248, 10276, 11956, 13212, 15372, 15414, 17934, 17983, 20552, 22387, 23121, 23912, 26424, 26901, 30744, 30828, 35868, 35966, 44774, 46242, 53802, 53949, 61656, 67161, 71736, 71932, 89548, 92484, 107604, 107898, 134322, 143864, 156709, 161847, 179096, 184968, 201483, 215208, 215796, 268644, 313418, 323694, 402966, 431592, 470127, 537288, 626836, 647388, 805932, 940254, 1096963, 1253672, 1294776, 1410381, 1611864, 1880508, 2193926, 2820762, 3290889, 3761016, 4387852, 5641524, 6581778, 8775704, 9872667, 11283048, 13163556, 19745334, 26327112, 39490668, 78981336]

約数ペア:

[(1, 78981336), (2, 39490668), (3, 26327112), (4, 19745334), (6, 13163556), (7, 11283048), (8, 9872667), (9, 8775704), (12, 6581778), (14, 5641524), (18, 4387852), (21, 3761016), (24, 3290889), (28, 2820762), (36, 2193926), (42, 1880508), (49, 1611864), (56, 1410381), (61, 1294776), (63, 1253672), (72, 1096963), (84, 940254), (98, 805932), (122, 647388), (126, 626836), (147, 537288), (168, 470127), (183, 431592), (196, 402966), (244, 323694), (252, 313418), (294, 268644), (366, 215796), (367, 215208), (392, 201483), (427, 184968), (441, 179096), (488, 161847), (504, 156709), (549, 143864), (588, 134322), (732, 107898), (734, 107604), (854, 92484), (882, 89548), (1098, 71932), (1101, 71736), (1176, 67161), (1281, 61656), (1464, 53949), (1468, 53802), (1708, 46242), (1764, 44774), (2196, 35966), (2202, 35868), (2562, 30828), (2569, 30744), (2936, 26901), (2989, 26424), (3303, 23912), (3416, 23121), (3528, 22387), (3843, 20552), (4392, 17983), (4404, 17934), (5124, 15414), (5138, 15372), (5978, 13212), (6606, 11956), (7686, 10276), (7707, 10248), (8808, 8967)]