72016647920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{156259}}^1$

素因数の和:157102

約数の個数: 80

約数和(自身を含む): 191592261120

約数和(自身を除く): 119575613200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 823, 1646, 3292, 4115, 5761, 6584, 8230, 11522, 13168, 16460, 23044, 28805, 32920, 46088, 57610, 65840, 92176, 115220, 156259, 230440, 312518, 460880, 625036, 781295, 1093813, 1250072, 1562590, 2187626, 2500144, 3125180, 4375252, 5469065, 6250360, 8750504, 10938130, 12500720, 17501008, 21876260, 43752520, 87505040, 128601157, 257202314, 514404628, 643005785, 900208099, 1028809256, 1286011570, 1800416198, 2057618512, 2572023140, 3600832396, 4501040495, 5144046280, 7201664792, 9002080990, 10288092560, 14403329584, 18004161980, 36008323960, 72016647920]

約数ペア:

[(1, 72016647920), (2, 36008323960), (4, 18004161980), (5, 14403329584), (7, 10288092560), (8, 9002080990), (10, 7201664792), (14, 5144046280), (16, 4501040495), (20, 3600832396), (28, 2572023140), (35, 2057618512), (40, 1800416198), (56, 1286011570), (70, 1028809256), (80, 900208099), (112, 643005785), (140, 514404628), (280, 257202314), (560, 128601157), (823, 87505040), (1646, 43752520), (3292, 21876260), (4115, 17501008), (5761, 12500720), (6584, 10938130), (8230, 8750504), (11522, 6250360), (13168, 5469065), (16460, 4375252), (23044, 3125180), (28805, 2500144), (32920, 2187626), (46088, 1562590), (57610, 1250072), (65840, 1093813), (92176, 781295), (115220, 625036), (156259, 460880), (230440, 312518)]