78127840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:984

約数の個数: 96

約数和(自身を含む): 213857280

約数和(自身を除く): 135729440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 553, 560, 632, 790, 883, 1106, 1120, 1264, 1580, 1766, 2212, 2528, 2765, 3160, 3532, 4415, 4424, 5530, 6181, 6320, 7064, 8830, 8848, 11060, 12362, 12640, 14128, 17660, 17696, 22120, 24724, 28256, 30905, 35320, 44240, 49448, 61810, 69757, 70640, 88480, 98896, 123620, 139514, 141280, 197792, 247240, 279028, 348785, 488299, 494480, 558056, 697570, 976598, 988960, 1116112, 1395140, 1953196, 2232224, 2441495, 2790280, 3906392, 4882990, 5580560, 7812784, 9765980, 11161120, 15625568, 19531960, 39063920, 78127840]

約数ペア:

[(1, 78127840), (2, 39063920), (4, 19531960), (5, 15625568), (7, 11161120), (8, 9765980), (10, 7812784), (14, 5580560), (16, 4882990), (20, 3906392), (28, 2790280), (32, 2441495), (35, 2232224), (40, 1953196), (56, 1395140), (70, 1116112), (79, 988960), (80, 976598), (112, 697570), (140, 558056), (158, 494480), (160, 488299), (224, 348785), (280, 279028), (316, 247240), (395, 197792), (553, 141280), (560, 139514), (632, 123620), (790, 98896), (883, 88480), (1106, 70640), (1120, 69757), (1264, 61810), (1580, 49448), (1766, 44240), (2212, 35320), (2528, 30905), (2765, 28256), (3160, 24724), (3532, 22120), (4415, 17696), (4424, 17660), (5530, 14128), (6181, 12640), (6320, 12362), (7064, 11060), (8830, 8848)]