140687248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 313035520

約数和(自身を除く): 172348272

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 97, 104, 152, 194, 208, 247, 304, 367, 388, 494, 734, 776, 988, 1261, 1468, 1552, 1843, 1976, 2522, 2936, 3686, 3952, 4771, 5044, 5872, 6973, 7372, 9542, 10088, 13946, 14744, 19084, 20176, 23959, 27892, 29488, 35599, 38168, 47918, 55784, 71198, 76336, 90649, 95836, 111568, 142396, 181298, 191672, 284792, 362596, 383344, 462787, 569584, 676381, 725192, 925574, 1352762, 1450384, 1851148, 2705524, 3702296, 5411048, 7404592, 8792953, 10822096, 17585906, 35171812, 70343624, 140687248]

約数ペア:

[(1, 140687248), (2, 70343624), (4, 35171812), (8, 17585906), (13, 10822096), (16, 8792953), (19, 7404592), (26, 5411048), (38, 3702296), (52, 2705524), (76, 1851148), (97, 1450384), (104, 1352762), (152, 925574), (194, 725192), (208, 676381), (247, 569584), (304, 462787), (367, 383344), (388, 362596), (494, 284792), (734, 191672), (776, 181298), (988, 142396), (1261, 111568), (1468, 95836), (1552, 90649), (1843, 76336), (1976, 71198), (2522, 55784), (2936, 47918), (3686, 38168), (3952, 35599), (4771, 29488), (5044, 27892), (5872, 23959), (6973, 20176), (7372, 19084), (9542, 14744), (10088, 13946)]