31477600

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 216

約数和(自身を含む): 98853048

約数和(自身を除く): 67375448

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 70, 73, 77, 80, 88, 98, 100, 110, 112, 140, 146, 154, 160, 175, 176, 196, 200, 220, 224, 245, 275, 280, 292, 308, 350, 352, 365, 385, 392, 400, 440, 490, 511, 539, 550, 560, 584, 616, 700, 730, 770, 784, 800, 803, 880, 980, 1022, 1078, 1100, 1120, 1168, 1225, 1232, 1400, 1460, 1540, 1568, 1606, 1760, 1825, 1925, 1960, 2044, 2156, 2200, 2336, 2450, 2464, 2555, 2695, 2800, 2920, 3080, 3212, 3577, 3650, 3850, 3920, 4015, 4088, 4312, 4400, 4900, 5110, 5390, 5600, 5621, 5840, 6160, 6424, 7154, 7300, 7700, 7840, 8030, 8176, 8624, 8800, 9800, 10220, 10780, 11242, 11680, 12320, 12775, 12848, 13475, 14308, 14600, 15400, 16060, 16352, 17248, 17885, 19600, 20075, 20440, 21560, 22484, 25550, 25696, 26950, 28105, 28616, 29200, 30800, 32120, 35770, 39200, 39347, 40150, 40880, 43120, 44968, 51100, 53900, 56210, 57232, 58400, 61600, 64240, 71540, 78694, 80300, 81760, 86240, 89425, 89936, 102200, 107800, 112420, 114464, 128480, 140525, 143080, 157388, 160600, 178850, 179872, 196735, 204400, 215600, 224840, 281050, 286160, 314776, 321200, 357700, 393470, 408800, 431200, 449680, 562100, 572320, 629552, 642400, 715400, 786940, 899360, 983675, 1124200, 1259104, 1430800, 1573880, 1967350, 2248400, 2861600, 3147760, 3934700, 4496800, 6295520, 7869400, 15738800, 31477600]

約数ペア:

[(1, 31477600), (2, 15738800), (4, 7869400), (5, 6295520), (7, 4496800), (8, 3934700), (10, 3147760), (11, 2861600), (14, 2248400), (16, 1967350), (20, 1573880), (22, 1430800), (25, 1259104), (28, 1124200), (32, 983675), (35, 899360), (40, 786940), (44, 715400), (49, 642400), (50, 629552), (55, 572320), (56, 562100), (70, 449680), (73, 431200), (77, 408800), (80, 393470), (88, 357700), (98, 321200), (100, 314776), (110, 286160), (112, 281050), (140, 224840), (146, 215600), (154, 204400), (160, 196735), (175, 179872), (176, 178850), (196, 160600), (200, 157388), (220, 143080), (224, 140525), (245, 128480), (275, 114464), (280, 112420), (292, 107800), (308, 102200), (350, 89936), (352, 89425), (365, 86240), (385, 81760), (392, 80300), (400, 78694), (440, 71540), (490, 64240), (511, 61600), (539, 58400), (550, 57232), (560, 56210), (584, 53900), (616, 51100), (700, 44968), (730, 43120), (770, 40880), (784, 40150), (800, 39347), (803, 39200), (880, 35770), (980, 32120), (1022, 30800), (1078, 29200), (1100, 28616), (1120, 28105), (1168, 26950), (1225, 25696), (1232, 25550), (1400, 22484), (1460, 21560), (1540, 20440), (1568, 20075), (1606, 19600), (1760, 17885), (1825, 17248), (1925, 16352), (1960, 16060), (2044, 15400), (2156, 14600), (2200, 14308), (2336, 13475), (2450, 12848), (2464, 12775), (2555, 12320), (2695, 11680), (2800, 11242), (2920, 10780), (3080, 10220), (3212, 9800), (3577, 8800), (3650, 8624), (3850, 8176), (3920, 8030), (4015, 7840), (4088, 7700), (4312, 7300), (4400, 7154), (4900, 6424), (5110, 6160), (5390, 5840), (5600, 5621)]