254153880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 883116000

約数和(自身を除く): 628962120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 73, 76, 90, 95, 114, 120, 146, 152, 171, 180, 190, 219, 228, 285, 292, 342, 360, 365, 380, 438, 456, 509, 570, 584, 657, 684, 730, 760, 855, 876, 1018, 1095, 1140, 1314, 1368, 1387, 1460, 1527, 1710, 1752, 2036, 2190, 2280, 2545, 2628, 2774, 2920, 3054, 3285, 3420, 4072, 4161, 4380, 4581, 5090, 5256, 5548, 6108, 6570, 6840, 6935, 7635, 8322, 8760, 9162, 9671, 10180, 11096, 12216, 12483, 13140, 13870, 15270, 16644, 18324, 19342, 20360, 20805, 22905, 24966, 26280, 27740, 29013, 30540, 33288, 36648, 37157, 38684, 41610, 45810, 48355, 49932, 55480, 58026, 61080, 62415, 74314, 77368, 83220, 87039, 91620, 96710, 99864, 111471, 116052, 124830, 145065, 148628, 166440, 174078, 183240, 185785, 193420, 222942, 232104, 249660, 290130, 297256, 334413, 348156, 371570, 386840, 435195, 445884, 499320, 557355, 580260, 668826, 696312, 705983, 743140, 870390, 891768, 1114710, 1160520, 1337652, 1411966, 1486280, 1672065, 1740780, 2117949, 2229420, 2675304, 2823932, 3344130, 3481560, 3529915, 4235898, 4458840, 5647864, 6353847, 6688260, 7059830, 8471796, 10589745, 12707694, 13376520, 14119660, 16943592, 21179490, 25415388, 28239320, 31769235, 42358980, 50830776, 63538470, 84717960, 127076940, 254153880]

約数ペア:

[(1, 254153880), (2, 127076940), (3, 84717960), (4, 63538470), (5, 50830776), (6, 42358980), (8, 31769235), (9, 28239320), (10, 25415388), (12, 21179490), (15, 16943592), (18, 14119660), (19, 13376520), (20, 12707694), (24, 10589745), (30, 8471796), (36, 7059830), (38, 6688260), (40, 6353847), (45, 5647864), (57, 4458840), (60, 4235898), (72, 3529915), (73, 3481560), (76, 3344130), (90, 2823932), (95, 2675304), (114, 2229420), (120, 2117949), (146, 1740780), (152, 1672065), (171, 1486280), (180, 1411966), (190, 1337652), (219, 1160520), (228, 1114710), (285, 891768), (292, 870390), (342, 743140), (360, 705983), (365, 696312), (380, 668826), (438, 580260), (456, 557355), (509, 499320), (570, 445884), (584, 435195), (657, 386840), (684, 371570), (730, 348156), (760, 334413), (855, 297256), (876, 290130), (1018, 249660), (1095, 232104), (1140, 222942), (1314, 193420), (1368, 185785), (1387, 183240), (1460, 174078), (1527, 166440), (1710, 148628), (1752, 145065), (2036, 124830), (2190, 116052), (2280, 111471), (2545, 99864), (2628, 96710), (2774, 91620), (2920, 87039), (3054, 83220), (3285, 77368), (3420, 74314), (4072, 62415), (4161, 61080), (4380, 58026), (4581, 55480), (5090, 49932), (5256, 48355), (5548, 45810), (6108, 41610), (6570, 38684), (6840, 37157), (6935, 36648), (7635, 33288), (8322, 30540), (8760, 29013), (9162, 27740), (9671, 26280), (10180, 24966), (11096, 22905), (12216, 20805), (12483, 20360), (13140, 19342), (13870, 18324), (15270, 16644)]