2512198620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{19853}}^1$

素因数の和:19924

約数の個数: 144

約数和(自身を含む): 8238615840

約数和(自身を除く): 5726417220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1332, 1406, 1665, 1710, 2109, 2220, 2812, 3330, 3420, 3515, 4218, 6327, 6660, 7030, 8436, 10545, 12654, 14060, 19853, 21090, 25308, 31635, 39706, 42180, 59559, 63270, 79412, 99265, 119118, 126540, 178677, 198530, 238236, 297795, 357354, 377207, 397060, 595590, 714708, 734561, 754414, 893385, 1131621, 1191180, 1469122, 1508828, 1786770, 1886035, 2203683, 2263242, 2938244, 3394863, 3573540, 3672805, 3772070, 4407366, 4526484, 5658105, 6611049, 6789726, 7345610, 7544140, 8814732, 11018415, 11316210, 13222098, 13579452, 13956659, 14691220, 16974315, 22036830, 22632420, 26444196, 27913318, 33055245, 33948630, 41869977, 44073660, 55826636, 66110490, 67897260, 69783295, 83739954, 125609931, 132220980, 139566590, 167479908, 209349885, 251219862, 279133180, 418699770, 502439724, 628049655, 837399540, 1256099310, 2512198620]

約数ペア:

[(1, 2512198620), (2, 1256099310), (3, 837399540), (4, 628049655), (5, 502439724), (6, 418699770), (9, 279133180), (10, 251219862), (12, 209349885), (15, 167479908), (18, 139566590), (19, 132220980), (20, 125609931), (30, 83739954), (36, 69783295), (37, 67897260), (38, 66110490), (45, 55826636), (57, 44073660), (60, 41869977), (74, 33948630), (76, 33055245), (90, 27913318), (95, 26444196), (111, 22632420), (114, 22036830), (148, 16974315), (171, 14691220), (180, 13956659), (185, 13579452), (190, 13222098), (222, 11316210), (228, 11018415), (285, 8814732), (333, 7544140), (342, 7345610), (370, 6789726), (380, 6611049), (444, 5658105), (555, 4526484), (570, 4407366), (666, 3772070), (684, 3672805), (703, 3573540), (740, 3394863), (855, 2938244), (1110, 2263242), (1140, 2203683), (1332, 1886035), (1406, 1786770), (1665, 1508828), (1710, 1469122), (2109, 1191180), (2220, 1131621), (2812, 893385), (3330, 754414), (3420, 734561), (3515, 714708), (4218, 595590), (6327, 397060), (6660, 377207), (7030, 357354), (8436, 297795), (10545, 238236), (12654, 198530), (14060, 178677), (19853, 126540), (21090, 119118), (25308, 99265), (31635, 79412), (39706, 63270), (42180, 59559)]