140216960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:938

約数の個数: 128

約数和(自身を含む): 380419200

約数和(自身を除く): 240202240

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, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 887, 988, 1040, 1216, 1235, 1520, 1664, 1774, 1976, 2080, 2432, 2470, 3040, 3548, 3952, 4160, 4435, 4940, 6080, 7096, 7904, 8320, 8870, 9880, 11531, 12160, 14192, 15808, 16853, 17740, 19760, 23062, 28384, 31616, 33706, 35480, 39520, 46124, 56768, 57655, 67412, 70960, 79040, 84265, 92248, 113536, 115310, 134824, 141920, 158080, 168530, 184496, 219089, 230620, 269648, 283840, 337060, 368992, 438178, 461240, 539296, 567680, 674120, 737984, 876356, 922480, 1078592, 1095445, 1348240, 1475968, 1752712, 1844960, 2157184, 2190890, 2696480, 3505424, 3689920, 4381780, 5392960, 7010848, 7379840, 8763560, 10785920, 14021696, 17527120, 28043392, 35054240, 70108480, 140216960]

約数ペア:

[(1, 140216960), (2, 70108480), (4, 35054240), (5, 28043392), (8, 17527120), (10, 14021696), (13, 10785920), (16, 8763560), (19, 7379840), (20, 7010848), (26, 5392960), (32, 4381780), (38, 3689920), (40, 3505424), (52, 2696480), (64, 2190890), (65, 2157184), (76, 1844960), (80, 1752712), (95, 1475968), (104, 1348240), (128, 1095445), (130, 1078592), (152, 922480), (160, 876356), (190, 737984), (208, 674120), (247, 567680), (260, 539296), (304, 461240), (320, 438178), (380, 368992), (416, 337060), (494, 283840), (520, 269648), (608, 230620), (640, 219089), (760, 184496), (832, 168530), (887, 158080), (988, 141920), (1040, 134824), (1216, 115310), (1235, 113536), (1520, 92248), (1664, 84265), (1774, 79040), (1976, 70960), (2080, 67412), (2432, 57655), (2470, 56768), (3040, 46124), (3548, 39520), (3952, 35480), (4160, 33706), (4435, 31616), (4940, 28384), (6080, 23062), (7096, 19760), (7904, 17740), (8320, 16853), (8870, 15808), (9880, 14192), (11531, 12160)]