219059968

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1617

約数の個数: 72

約数和(自身を含む): 476456400

約数和(自身を除く): 257396432

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 256, 304, 464, 551, 608, 928, 1102, 1216, 1553, 1856, 2204, 2432, 3106, 3712, 4408, 4864, 6212, 7424, 8816, 12424, 17632, 24848, 29507, 35264, 45037, 49696, 59014, 70528, 90074, 99392, 118028, 141056, 180148, 198784, 236056, 360296, 397568, 472112, 720592, 855703, 944224, 1441184, 1711406, 1888448, 2882368, 3422812, 3776896, 5764736, 6845624, 7553792, 11529472, 13691248, 27382496, 54764992, 109529984, 219059968]

約数ペア:

[(1, 219059968), (2, 109529984), (4, 54764992), (8, 27382496), (16, 13691248), (19, 11529472), (29, 7553792), (32, 6845624), (38, 5764736), (58, 3776896), (64, 3422812), (76, 2882368), (116, 1888448), (128, 1711406), (152, 1441184), (232, 944224), (256, 855703), (304, 720592), (464, 472112), (551, 397568), (608, 360296), (928, 236056), (1102, 198784), (1216, 180148), (1553, 141056), (1856, 118028), (2204, 99392), (2432, 90074), (3106, 70528), (3712, 59014), (4408, 49696), (4864, 45037), (6212, 35264), (7424, 29507), (8816, 24848), (12424, 17632)]