157456640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 421194816

約数和(自身を除く): 263738176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 80, 88, 106, 110, 128, 160, 176, 211, 212, 220, 256, 265, 320, 352, 422, 424, 440, 530, 583, 640, 704, 844, 848, 880, 1055, 1060, 1166, 1280, 1408, 1688, 1696, 1760, 2110, 2120, 2321, 2332, 2816, 2915, 3376, 3392, 3520, 4220, 4240, 4642, 4664, 5830, 6752, 6784, 7040, 8440, 8480, 9284, 9328, 11183, 11605, 11660, 13504, 13568, 14080, 16880, 16960, 18568, 18656, 22366, 23210, 23320, 27008, 33760, 33920, 37136, 37312, 44732, 46420, 46640, 54016, 55915, 67520, 67840, 74272, 74624, 89464, 92840, 93280, 111830, 123013, 135040, 148544, 149248, 178928, 185680, 186560, 223660, 246026, 270080, 297088, 357856, 371360, 373120, 447320, 492052, 594176, 615065, 715712, 742720, 746240, 894640, 984104, 1230130, 1431424, 1485440, 1789280, 1968208, 2460260, 2862848, 2970880, 3578560, 3936416, 4920520, 7157120, 7872832, 9841040, 14314240, 15745664, 19682080, 31491328, 39364160, 78728320, 157456640]

約数ペア:

[(1, 157456640), (2, 78728320), (4, 39364160), (5, 31491328), (8, 19682080), (10, 15745664), (11, 14314240), (16, 9841040), (20, 7872832), (22, 7157120), (32, 4920520), (40, 3936416), (44, 3578560), (53, 2970880), (55, 2862848), (64, 2460260), (80, 1968208), (88, 1789280), (106, 1485440), (110, 1431424), (128, 1230130), (160, 984104), (176, 894640), (211, 746240), (212, 742720), (220, 715712), (256, 615065), (265, 594176), (320, 492052), (352, 447320), (422, 373120), (424, 371360), (440, 357856), (530, 297088), (583, 270080), (640, 246026), (704, 223660), (844, 186560), (848, 185680), (880, 178928), (1055, 149248), (1060, 148544), (1166, 135040), (1280, 123013), (1408, 111830), (1688, 93280), (1696, 92840), (1760, 89464), (2110, 74624), (2120, 74272), (2321, 67840), (2332, 67520), (2816, 55915), (2915, 54016), (3376, 46640), (3392, 46420), (3520, 44732), (4220, 37312), (4240, 37136), (4642, 33920), (4664, 33760), (5830, 27008), (6752, 23320), (6784, 23210), (7040, 22366), (8440, 18656), (8480, 18568), (9284, 16960), (9328, 16880), (11183, 14080), (11605, 13568), (11660, 13504)]