402090720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2089}}^1$

素因数の和:2508

約数の個数: 96

約数和(自身を含む): 1270352160

約数和(自身を除く): 868261440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 401, 480, 802, 1203, 1604, 2005, 2089, 2406, 3208, 4010, 4178, 4812, 6015, 6267, 6416, 8020, 8356, 9624, 10445, 12030, 12534, 12832, 16040, 16712, 19248, 20890, 24060, 25068, 31335, 32080, 33424, 38496, 41780, 48120, 50136, 62670, 64160, 66848, 83560, 96240, 100272, 125340, 167120, 192480, 200544, 250680, 334240, 501360, 837689, 1002720, 1675378, 2513067, 3350756, 4188445, 5026134, 6701512, 8376890, 10052268, 12565335, 13403024, 16753780, 20104536, 25130670, 26806048, 33507560, 40209072, 50261340, 67015120, 80418144, 100522680, 134030240, 201045360, 402090720]

約数ペア:

[(1, 402090720), (2, 201045360), (3, 134030240), (4, 100522680), (5, 80418144), (6, 67015120), (8, 50261340), (10, 40209072), (12, 33507560), (15, 26806048), (16, 25130670), (20, 20104536), (24, 16753780), (30, 13403024), (32, 12565335), (40, 10052268), (48, 8376890), (60, 6701512), (80, 5026134), (96, 4188445), (120, 3350756), (160, 2513067), (240, 1675378), (401, 1002720), (480, 837689), (802, 501360), (1203, 334240), (1604, 250680), (2005, 200544), (2089, 192480), (2406, 167120), (3208, 125340), (4010, 100272), (4178, 96240), (4812, 83560), (6015, 66848), (6267, 64160), (6416, 62670), (8020, 50136), (8356, 48120), (9624, 41780), (10445, 38496), (12030, 33424), (12534, 32080), (12832, 31335), (16040, 25068), (16712, 24060), (19248, 20890)]