455899520

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:296

約数の個数: 128

約数和(自身を含む): 1128038400

約数和(自身を除く): 672138880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 79, 80, 127, 128, 142, 158, 160, 254, 284, 316, 320, 355, 395, 508, 568, 632, 635, 640, 710, 790, 1016, 1136, 1264, 1270, 1420, 1580, 2032, 2272, 2528, 2540, 2840, 3160, 4064, 4544, 5056, 5080, 5609, 5680, 6320, 8128, 9017, 9088, 10033, 10112, 10160, 11218, 11360, 12640, 16256, 18034, 20066, 20320, 22436, 22720, 25280, 28045, 36068, 40132, 40640, 44872, 45085, 45440, 50165, 50560, 56090, 72136, 80264, 81280, 89744, 90170, 100330, 112180, 144272, 160528, 179488, 180340, 200660, 224360, 288544, 321056, 358976, 360680, 401320, 448720, 577088, 642112, 712343, 717952, 721360, 802640, 897440, 1154176, 1284224, 1424686, 1442720, 1605280, 1794880, 2849372, 2885440, 3210560, 3561715, 3589760, 5698744, 5770880, 6421120, 7123430, 11397488, 14246860, 22794976, 28493720, 45589952, 56987440, 91179904, 113974880, 227949760, 455899520]

約数ペア:

[(1, 455899520), (2, 227949760), (4, 113974880), (5, 91179904), (8, 56987440), (10, 45589952), (16, 28493720), (20, 22794976), (32, 14246860), (40, 11397488), (64, 7123430), (71, 6421120), (79, 5770880), (80, 5698744), (127, 3589760), (128, 3561715), (142, 3210560), (158, 2885440), (160, 2849372), (254, 1794880), (284, 1605280), (316, 1442720), (320, 1424686), (355, 1284224), (395, 1154176), (508, 897440), (568, 802640), (632, 721360), (635, 717952), (640, 712343), (710, 642112), (790, 577088), (1016, 448720), (1136, 401320), (1264, 360680), (1270, 358976), (1420, 321056), (1580, 288544), (2032, 224360), (2272, 200660), (2528, 180340), (2540, 179488), (2840, 160528), (3160, 144272), (4064, 112180), (4544, 100330), (5056, 90170), (5080, 89744), (5609, 81280), (5680, 80264), (6320, 72136), (8128, 56090), (9017, 50560), (9088, 50165), (10033, 45440), (10112, 45085), (10160, 44872), (11218, 40640), (11360, 40132), (12640, 36068), (16256, 28045), (18034, 25280), (20066, 22720), (20320, 22436)]