72090288

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 212880720

約数和(自身を除く): 140790432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 61, 72, 87, 116, 122, 144, 174, 183, 232, 244, 261, 283, 348, 366, 464, 488, 522, 549, 566, 696, 732, 849, 976, 1044, 1098, 1132, 1392, 1464, 1698, 1769, 2088, 2196, 2264, 2547, 2928, 3396, 3538, 4176, 4392, 4528, 5094, 5307, 6792, 7076, 8207, 8784, 10188, 10614, 13584, 14152, 15921, 16414, 17263, 20376, 21228, 24621, 28304, 31842, 32828, 34526, 40752, 42456, 49242, 51789, 63684, 65656, 69052, 73863, 84912, 98484, 103578, 127368, 131312, 138104, 147726, 155367, 196968, 207156, 254736, 276208, 295452, 310734, 393936, 414312, 500627, 590904, 621468, 828624, 1001254, 1181808, 1242936, 1501881, 2002508, 2485872, 3003762, 4005016, 4505643, 6007524, 8010032, 9011286, 12015048, 18022572, 24030096, 36045144, 72090288]

約数ペア:

[(1, 72090288), (2, 36045144), (3, 24030096), (4, 18022572), (6, 12015048), (8, 9011286), (9, 8010032), (12, 6007524), (16, 4505643), (18, 4005016), (24, 3003762), (29, 2485872), (36, 2002508), (48, 1501881), (58, 1242936), (61, 1181808), (72, 1001254), (87, 828624), (116, 621468), (122, 590904), (144, 500627), (174, 414312), (183, 393936), (232, 310734), (244, 295452), (261, 276208), (283, 254736), (348, 207156), (366, 196968), (464, 155367), (488, 147726), (522, 138104), (549, 131312), (566, 127368), (696, 103578), (732, 98484), (849, 84912), (976, 73863), (1044, 69052), (1098, 65656), (1132, 63684), (1392, 51789), (1464, 49242), (1698, 42456), (1769, 40752), (2088, 34526), (2196, 32828), (2264, 31842), (2547, 28304), (2928, 24621), (3396, 21228), (3538, 20376), (4176, 17263), (4392, 16414), (4528, 15921), (5094, 14152), (5307, 13584), (6792, 10614), (7076, 10188), (8207, 8784)]