80140860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 268531200

約数和(自身を除く): 188390340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 73, 76, 90, 95, 107, 108, 114, 135, 146, 171, 180, 190, 214, 219, 228, 270, 285, 292, 321, 342, 365, 380, 428, 438, 513, 535, 540, 570, 642, 657, 684, 730, 855, 876, 963, 1026, 1070, 1095, 1140, 1284, 1314, 1387, 1460, 1605, 1710, 1926, 1971, 2033, 2052, 2140, 2190, 2565, 2628, 2774, 2889, 3210, 3285, 3420, 3852, 3942, 4066, 4161, 4380, 4815, 5130, 5548, 5778, 6099, 6420, 6570, 6935, 7811, 7884, 8132, 8322, 9630, 9855, 10165, 10260, 11556, 12198, 12483, 13140, 13870, 14445, 15622, 16644, 18297, 19260, 19710, 20330, 20805, 23433, 24396, 24966, 27740, 28890, 30495, 31244, 36594, 37449, 39055, 39420, 40660, 41610, 46866, 49932, 54891, 57780, 60990, 62415, 70299, 73188, 74898, 78110, 83220, 91485, 93732, 109782, 117165, 121980, 124830, 140598, 148409, 149796, 156220, 182970, 187245, 210897, 219564, 234330, 249660, 274455, 281196, 296818, 351495, 365940, 374490, 421794, 445227, 468660, 548910, 593636, 702990, 742045, 748980, 843588, 890454, 1054485, 1097820, 1335681, 1405980, 1484090, 1780908, 2108970, 2226135, 2671362, 2968180, 4007043, 4217940, 4452270, 5342724, 6678405, 8014086, 8904540, 13356810, 16028172, 20035215, 26713620, 40070430, 80140860]

約数ペア:

[(1, 80140860), (2, 40070430), (3, 26713620), (4, 20035215), (5, 16028172), (6, 13356810), (9, 8904540), (10, 8014086), (12, 6678405), (15, 5342724), (18, 4452270), (19, 4217940), (20, 4007043), (27, 2968180), (30, 2671362), (36, 2226135), (38, 2108970), (45, 1780908), (54, 1484090), (57, 1405980), (60, 1335681), (73, 1097820), (76, 1054485), (90, 890454), (95, 843588), (107, 748980), (108, 742045), (114, 702990), (135, 593636), (146, 548910), (171, 468660), (180, 445227), (190, 421794), (214, 374490), (219, 365940), (228, 351495), (270, 296818), (285, 281196), (292, 274455), (321, 249660), (342, 234330), (365, 219564), (380, 210897), (428, 187245), (438, 182970), (513, 156220), (535, 149796), (540, 148409), (570, 140598), (642, 124830), (657, 121980), (684, 117165), (730, 109782), (855, 93732), (876, 91485), (963, 83220), (1026, 78110), (1070, 74898), (1095, 73188), (1140, 70299), (1284, 62415), (1314, 60990), (1387, 57780), (1460, 54891), (1605, 49932), (1710, 46866), (1926, 41610), (1971, 40660), (2033, 39420), (2052, 39055), (2140, 37449), (2190, 36594), (2565, 31244), (2628, 30495), (2774, 28890), (2889, 27740), (3210, 24966), (3285, 24396), (3420, 23433), (3852, 20805), (3942, 20330), (4066, 19710), (4161, 19260), (4380, 18297), (4815, 16644), (5130, 15622), (5548, 14445), (5778, 13870), (6099, 13140), (6420, 12483), (6570, 12198), (6935, 11556), (7811, 10260), (7884, 10165), (8132, 9855), (8322, 9630)]