15789920

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 40007520

約数和(自身を除く): 24217600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 80, 82, 83, 116, 145, 160, 164, 166, 205, 232, 290, 328, 332, 410, 415, 464, 580, 656, 664, 820, 830, 928, 1160, 1189, 1312, 1328, 1640, 1660, 2320, 2378, 2407, 2656, 3280, 3320, 3403, 4640, 4756, 4814, 5945, 6560, 6640, 6806, 9512, 9628, 11890, 12035, 13280, 13612, 17015, 19024, 19256, 23780, 24070, 27224, 34030, 38048, 38512, 47560, 48140, 54448, 68060, 77024, 95120, 96280, 98687, 108896, 136120, 190240, 192560, 197374, 272240, 385120, 394748, 493435, 544480, 789496, 986870, 1578992, 1973740, 3157984, 3947480, 7894960, 15789920]

約数ペア:

[(1, 15789920), (2, 7894960), (4, 3947480), (5, 3157984), (8, 1973740), (10, 1578992), (16, 986870), (20, 789496), (29, 544480), (32, 493435), (40, 394748), (41, 385120), (58, 272240), (80, 197374), (82, 192560), (83, 190240), (116, 136120), (145, 108896), (160, 98687), (164, 96280), (166, 95120), (205, 77024), (232, 68060), (290, 54448), (328, 48140), (332, 47560), (410, 38512), (415, 38048), (464, 34030), (580, 27224), (656, 24070), (664, 23780), (820, 19256), (830, 19024), (928, 17015), (1160, 13612), (1189, 13280), (1312, 12035), (1328, 11890), (1640, 9628), (1660, 9512), (2320, 6806), (2378, 6640), (2407, 6560), (2656, 5945), (3280, 4814), (3320, 4756), (3403, 4640)]