139089920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 362063520

約数和(自身を除く): 222973600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 256, 272, 289, 320, 340, 376, 470, 512, 544, 578, 640, 680, 752, 799, 940, 1024, 1088, 1156, 1280, 1360, 1445, 1504, 1598, 1880, 2048, 2176, 2312, 2560, 2720, 2890, 3008, 3196, 3760, 3995, 4352, 4624, 5120, 5440, 5780, 6016, 6392, 7520, 7990, 8704, 9248, 10240, 10880, 11560, 12032, 12784, 13583, 15040, 15980, 17408, 18496, 21760, 23120, 24064, 25568, 27166, 30080, 31960, 34816, 36992, 43520, 46240, 48128, 51136, 54332, 60160, 63920, 67915, 73984, 87040, 92480, 96256, 102272, 108664, 120320, 127840, 135830, 147968, 174080, 184960, 204544, 217328, 240640, 255680, 271660, 295936, 369920, 409088, 434656, 481280, 511360, 543320, 591872, 739840, 818176, 869312, 1022720, 1086640, 1479680, 1636352, 1738624, 2045440, 2173280, 2959360, 3477248, 4090880, 4346560, 6954496, 8181760, 8693120, 13908992, 17386240, 27817984, 34772480, 69544960, 139089920]

約数ペア:

[(1, 139089920), (2, 69544960), (4, 34772480), (5, 27817984), (8, 17386240), (10, 13908992), (16, 8693120), (17, 8181760), (20, 6954496), (32, 4346560), (34, 4090880), (40, 3477248), (47, 2959360), (64, 2173280), (68, 2045440), (80, 1738624), (85, 1636352), (94, 1479680), (128, 1086640), (136, 1022720), (160, 869312), (170, 818176), (188, 739840), (235, 591872), (256, 543320), (272, 511360), (289, 481280), (320, 434656), (340, 409088), (376, 369920), (470, 295936), (512, 271660), (544, 255680), (578, 240640), (640, 217328), (680, 204544), (752, 184960), (799, 174080), (940, 147968), (1024, 135830), (1088, 127840), (1156, 120320), (1280, 108664), (1360, 102272), (1445, 96256), (1504, 92480), (1598, 87040), (1880, 73984), (2048, 67915), (2176, 63920), (2312, 60160), (2560, 54332), (2720, 51136), (2890, 48128), (3008, 46240), (3196, 43520), (3760, 36992), (3995, 34816), (4352, 31960), (4624, 30080), (5120, 27166), (5440, 25568), (5780, 24064), (6016, 23120), (6392, 21760), (7520, 18496), (7990, 17408), (8704, 15980), (9248, 15040), (10240, 13583), (10880, 12784), (11560, 12032)]