420100560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17681}}^1$

素因数の和:17714

約数の個数: 160

約数和(自身を含む): 1578648960

約数和(自身を除く): 1158548400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 17681, 23760, 35362, 53043, 70724, 88405, 106086, 141448, 159129, 176810, 194491, 212172, 265215, 282896, 318258, 353620, 388982, 424344, 477387, 530430, 583473, 636516, 707240, 777964, 795645, 848688, 954774, 972455, 1060860, 1166946, 1273032, 1414480, 1555928, 1591290, 1750419, 1909548, 1944910, 2121720, 2333892, 2386935, 2546064, 2917365, 3111856, 3182580, 3500838, 3819096, 3889820, 4243440, 4667784, 4773870, 5251257, 5834730, 6365160, 7001676, 7638192, 7779640, 8752095, 9335568, 9547740, 10502514, 11669460, 12730320, 14003352, 15559280, 17504190, 19095480, 21005028, 23338920, 26256285, 28006704, 35008380, 38190960, 42010056, 46677840, 52512570, 70016760, 84020112, 105025140, 140033520, 210050280, 420100560]

約数ペア:

[(1, 420100560), (2, 210050280), (3, 140033520), (4, 105025140), (5, 84020112), (6, 70016760), (8, 52512570), (9, 46677840), (10, 42010056), (11, 38190960), (12, 35008380), (15, 28006704), (16, 26256285), (18, 23338920), (20, 21005028), (22, 19095480), (24, 17504190), (27, 15559280), (30, 14003352), (33, 12730320), (36, 11669460), (40, 10502514), (44, 9547740), (45, 9335568), (48, 8752095), (54, 7779640), (55, 7638192), (60, 7001676), (66, 6365160), (72, 5834730), (80, 5251257), (88, 4773870), (90, 4667784), (99, 4243440), (108, 3889820), (110, 3819096), (120, 3500838), (132, 3182580), (135, 3111856), (144, 2917365), (165, 2546064), (176, 2386935), (180, 2333892), (198, 2121720), (216, 1944910), (220, 1909548), (240, 1750419), (264, 1591290), (270, 1555928), (297, 1414480), (330, 1273032), (360, 1166946), (396, 1060860), (432, 972455), (440, 954774), (495, 848688), (528, 795645), (540, 777964), (594, 707240), (660, 636516), (720, 583473), (792, 530430), (880, 477387), (990, 424344), (1080, 388982), (1188, 353620), (1320, 318258), (1485, 282896), (1584, 265215), (1980, 212172), (2160, 194491), (2376, 176810), (2640, 159129), (2970, 141448), (3960, 106086), (4752, 88405), (5940, 70724), (7920, 53043), (11880, 35362), (17681, 23760)]