43946240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 120187200

約数和(自身を除く): 76240960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 139, 152, 160, 190, 208, 247, 256, 260, 278, 304, 320, 380, 416, 494, 520, 556, 608, 640, 695, 760, 832, 988, 1040, 1112, 1216, 1235, 1280, 1390, 1520, 1664, 1807, 1976, 2080, 2224, 2432, 2470, 2641, 2780, 3040, 3328, 3614, 3952, 4160, 4448, 4864, 4940, 5282, 5560, 6080, 7228, 7904, 8320, 8896, 9035, 9880, 10564, 11120, 12160, 13205, 14456, 15808, 16640, 17792, 18070, 19760, 21128, 22240, 24320, 26410, 28912, 31616, 34333, 35584, 36140, 39520, 42256, 44480, 52820, 57824, 63232, 68666, 72280, 79040, 84512, 88960, 105640, 115648, 137332, 144560, 158080, 169024, 171665, 177920, 211280, 231296, 274664, 289120, 316160, 338048, 343330, 422560, 462592, 549328, 578240, 676096, 686660, 845120, 1098656, 1156480, 1373320, 1690240, 2197312, 2312960, 2746640, 3380480, 4394624, 5493280, 8789248, 10986560, 21973120, 43946240]

約数ペア:

[(1, 43946240), (2, 21973120), (4, 10986560), (5, 8789248), (8, 5493280), (10, 4394624), (13, 3380480), (16, 2746640), (19, 2312960), (20, 2197312), (26, 1690240), (32, 1373320), (38, 1156480), (40, 1098656), (52, 845120), (64, 686660), (65, 676096), (76, 578240), (80, 549328), (95, 462592), (104, 422560), (128, 343330), (130, 338048), (139, 316160), (152, 289120), (160, 274664), (190, 231296), (208, 211280), (247, 177920), (256, 171665), (260, 169024), (278, 158080), (304, 144560), (320, 137332), (380, 115648), (416, 105640), (494, 88960), (520, 84512), (556, 79040), (608, 72280), (640, 68666), (695, 63232), (760, 57824), (832, 52820), (988, 44480), (1040, 42256), (1112, 39520), (1216, 36140), (1235, 35584), (1280, 34333), (1390, 31616), (1520, 28912), (1664, 26410), (1807, 24320), (1976, 22240), (2080, 21128), (2224, 19760), (2432, 18070), (2470, 17792), (2641, 16640), (2780, 15808), (3040, 14456), (3328, 13205), (3614, 12160), (3952, 11120), (4160, 10564), (4448, 9880), (4864, 9035), (4940, 8896), (5282, 8320), (5560, 7904), (6080, 7228)]