120200320

素因数分解:

$2^7\times 5^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 288784440

約数和(自身を除く): 168584120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 293, 320, 586, 640, 641, 1172, 1282, 1465, 2344, 2564, 2930, 3205, 4688, 5128, 5860, 6410, 9376, 10256, 11720, 12820, 18752, 20512, 23440, 25640, 37504, 41024, 46880, 51280, 82048, 93760, 102560, 187520, 187813, 205120, 375626, 410240, 751252, 939065, 1502504, 1878130, 3005008, 3756260, 6010016, 7512520, 12020032, 15025040, 24040064, 30050080, 60100160, 120200320]

約数ペア:

[(1, 120200320), (2, 60100160), (4, 30050080), (5, 24040064), (8, 15025040), (10, 12020032), (16, 7512520), (20, 6010016), (32, 3756260), (40, 3005008), (64, 1878130), (80, 1502504), (128, 939065), (160, 751252), (293, 410240), (320, 375626), (586, 205120), (640, 187813), (641, 187520), (1172, 102560), (1282, 93760), (1465, 82048), (2344, 51280), (2564, 46880), (2930, 41024), (3205, 37504), (4688, 25640), (5128, 23440), (5860, 20512), (6410, 18752), (9376, 12820), (10256, 11720)]