30461640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:563

約数の個数: 128

約数和(自身を含む): 102021120

約数和(自身を除く): 71559480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 491, 517, 564, 660, 705, 940, 982, 1034, 1128, 1320, 1410, 1473, 1551, 1880, 1964, 2068, 2455, 2585, 2820, 2946, 3102, 3928, 4136, 4910, 5170, 5401, 5640, 5892, 6204, 7365, 7755, 9820, 10340, 10802, 11784, 12408, 14730, 15510, 16203, 19640, 20680, 21604, 23077, 27005, 29460, 31020, 32406, 43208, 46154, 54010, 58920, 62040, 64812, 69231, 81015, 92308, 108020, 115385, 129624, 138462, 162030, 184616, 216040, 230770, 253847, 276924, 324060, 346155, 461540, 507694, 553848, 648120, 692310, 761541, 923080, 1015388, 1269235, 1384620, 1523082, 2030776, 2538470, 2769240, 3046164, 3807705, 5076940, 6092328, 7615410, 10153880, 15230820, 30461640]

約数ペア:

[(1, 30461640), (2, 15230820), (3, 10153880), (4, 7615410), (5, 6092328), (6, 5076940), (8, 3807705), (10, 3046164), (11, 2769240), (12, 2538470), (15, 2030776), (20, 1523082), (22, 1384620), (24, 1269235), (30, 1015388), (33, 923080), (40, 761541), (44, 692310), (47, 648120), (55, 553848), (60, 507694), (66, 461540), (88, 346155), (94, 324060), (110, 276924), (120, 253847), (132, 230770), (141, 216040), (165, 184616), (188, 162030), (220, 138462), (235, 129624), (264, 115385), (282, 108020), (330, 92308), (376, 81015), (440, 69231), (470, 64812), (491, 62040), (517, 58920), (564, 54010), (660, 46154), (705, 43208), (940, 32406), (982, 31020), (1034, 29460), (1128, 27005), (1320, 23077), (1410, 21604), (1473, 20680), (1551, 19640), (1880, 16203), (1964, 15510), (2068, 14730), (2455, 12408), (2585, 11784), (2820, 10802), (2946, 10340), (3102, 9820), (3928, 7755), (4136, 7365), (4910, 6204), (5170, 5892), (5401, 5640)]