120369520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1418

約数の個数: 80

約数和(自身を含む): 300971808

約数和(自身を除く): 180602288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1072, 1139, 1321, 1340, 1360, 2278, 2642, 2680, 4556, 5284, 5360, 5695, 6605, 9112, 10568, 11390, 13210, 18224, 21136, 22457, 22780, 26420, 44914, 45560, 52840, 88507, 89828, 91120, 105680, 112285, 177014, 179656, 224570, 354028, 359312, 442535, 449140, 708056, 885070, 898280, 1416112, 1504619, 1770140, 1796560, 3009238, 3540280, 6018476, 7080560, 7523095, 12036952, 15046190, 24073904, 30092380, 60184760, 120369520]

約数ペア:

[(1, 120369520), (2, 60184760), (4, 30092380), (5, 24073904), (8, 15046190), (10, 12036952), (16, 7523095), (17, 7080560), (20, 6018476), (34, 3540280), (40, 3009238), (67, 1796560), (68, 1770140), (80, 1504619), (85, 1416112), (134, 898280), (136, 885070), (170, 708056), (268, 449140), (272, 442535), (335, 359312), (340, 354028), (536, 224570), (670, 179656), (680, 177014), (1072, 112285), (1139, 105680), (1321, 91120), (1340, 89828), (1360, 88507), (2278, 52840), (2642, 45560), (2680, 44914), (4556, 26420), (5284, 22780), (5360, 22457), (5695, 21136), (6605, 18224), (9112, 13210), (10568, 11390)]