31223360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:340

約数の個数: 112

約数和(自身を含む): 86904576

約数和(自身を除く): 55681216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 212, 224, 263, 265, 280, 320, 371, 424, 448, 526, 530, 560, 742, 848, 1052, 1060, 1120, 1315, 1484, 1696, 1841, 1855, 2104, 2120, 2240, 2630, 2968, 3392, 3682, 3710, 4208, 4240, 5260, 5936, 7364, 7420, 8416, 8480, 9205, 10520, 11872, 13939, 14728, 14840, 16832, 16960, 18410, 21040, 23744, 27878, 29456, 29680, 36820, 42080, 55756, 58912, 59360, 69695, 73640, 84160, 97573, 111512, 117824, 118720, 139390, 147280, 195146, 223024, 278780, 294560, 390292, 446048, 487865, 557560, 589120, 780584, 892096, 975730, 1115120, 1561168, 1951460, 2230240, 3122336, 3902920, 4460480, 6244672, 7805840, 15611680, 31223360]

約数ペア:

[(1, 31223360), (2, 15611680), (4, 7805840), (5, 6244672), (7, 4460480), (8, 3902920), (10, 3122336), (14, 2230240), (16, 1951460), (20, 1561168), (28, 1115120), (32, 975730), (35, 892096), (40, 780584), (53, 589120), (56, 557560), (64, 487865), (70, 446048), (80, 390292), (106, 294560), (112, 278780), (140, 223024), (160, 195146), (212, 147280), (224, 139390), (263, 118720), (265, 117824), (280, 111512), (320, 97573), (371, 84160), (424, 73640), (448, 69695), (526, 59360), (530, 58912), (560, 55756), (742, 42080), (848, 36820), (1052, 29680), (1060, 29456), (1120, 27878), (1315, 23744), (1484, 21040), (1696, 18410), (1841, 16960), (1855, 16832), (2104, 14840), (2120, 14728), (2240, 13939), (2630, 11872), (2968, 10520), (3392, 9205), (3682, 8480), (3710, 8416), (4208, 7420), (4240, 7364), (5260, 5936)]