661507488

素因数分解:

$2^5\times 3^2\times {\mathrm{251}}^1\times {\mathrm{9151}}^1$

素因数の和:9418

約数の個数: 72

約数和(自身を含む): 1888862976

約数和(自身を除く): 1227355488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 251, 288, 502, 753, 1004, 1506, 2008, 2259, 3012, 4016, 4518, 6024, 8032, 9036, 9151, 12048, 18072, 18302, 24096, 27453, 36144, 36604, 54906, 72288, 73208, 82359, 109812, 146416, 164718, 219624, 292832, 329436, 439248, 658872, 878496, 1317744, 2296901, 2635488, 4593802, 6890703, 9187604, 13781406, 18375208, 20672109, 27562812, 36750416, 41344218, 55125624, 73500832, 82688436, 110251248, 165376872, 220502496, 330753744, 661507488]

約数ペア:

[(1, 661507488), (2, 330753744), (3, 220502496), (4, 165376872), (6, 110251248), (8, 82688436), (9, 73500832), (12, 55125624), (16, 41344218), (18, 36750416), (24, 27562812), (32, 20672109), (36, 18375208), (48, 13781406), (72, 9187604), (96, 6890703), (144, 4593802), (251, 2635488), (288, 2296901), (502, 1317744), (753, 878496), (1004, 658872), (1506, 439248), (2008, 329436), (2259, 292832), (3012, 219624), (4016, 164718), (4518, 146416), (6024, 109812), (8032, 82359), (9036, 73208), (9151, 72288), (12048, 54906), (18072, 36604), (18302, 36144), (24096, 27453)]