51386940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 179504640

約数和(自身を除く): 128117700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 41, 44, 45, 54, 55, 60, 66, 82, 90, 99, 108, 110, 123, 132, 135, 164, 165, 180, 198, 205, 211, 220, 246, 270, 297, 330, 369, 396, 410, 422, 451, 492, 495, 540, 594, 615, 633, 660, 738, 820, 844, 902, 990, 1055, 1107, 1188, 1230, 1266, 1353, 1476, 1485, 1804, 1845, 1899, 1980, 2110, 2214, 2255, 2321, 2460, 2532, 2706, 2970, 3165, 3690, 3798, 4059, 4220, 4428, 4510, 4642, 5412, 5535, 5697, 5940, 6330, 6765, 6963, 7380, 7596, 8118, 8651, 9020, 9284, 9495, 11070, 11394, 11605, 12177, 12660, 13530, 13926, 16236, 17302, 18990, 20295, 20889, 22140, 22788, 23210, 24354, 25953, 27060, 27852, 28485, 34604, 34815, 37980, 40590, 41778, 43255, 46420, 48708, 51906, 56970, 60885, 62667, 69630, 77859, 81180, 83556, 86510, 95161, 103812, 104445, 113940, 121770, 125334, 129765, 139260, 155718, 173020, 190322, 208890, 233577, 243540, 250668, 259530, 285483, 311436, 313335, 380644, 389295, 417780, 467154, 475805, 519060, 570966, 626670, 778590, 856449, 934308, 951610, 1141932, 1167885, 1253340, 1427415, 1557180, 1712898, 1903220, 2335770, 2569347, 2854830, 3425796, 4282245, 4671540, 5138694, 5709660, 8564490, 10277388, 12846735, 17128980, 25693470, 51386940]

約数ペア:

[(1, 51386940), (2, 25693470), (3, 17128980), (4, 12846735), (5, 10277388), (6, 8564490), (9, 5709660), (10, 5138694), (11, 4671540), (12, 4282245), (15, 3425796), (18, 2854830), (20, 2569347), (22, 2335770), (27, 1903220), (30, 1712898), (33, 1557180), (36, 1427415), (41, 1253340), (44, 1167885), (45, 1141932), (54, 951610), (55, 934308), (60, 856449), (66, 778590), (82, 626670), (90, 570966), (99, 519060), (108, 475805), (110, 467154), (123, 417780), (132, 389295), (135, 380644), (164, 313335), (165, 311436), (180, 285483), (198, 259530), (205, 250668), (211, 243540), (220, 233577), (246, 208890), (270, 190322), (297, 173020), (330, 155718), (369, 139260), (396, 129765), (410, 125334), (422, 121770), (451, 113940), (492, 104445), (495, 103812), (540, 95161), (594, 86510), (615, 83556), (633, 81180), (660, 77859), (738, 69630), (820, 62667), (844, 60885), (902, 56970), (990, 51906), (1055, 48708), (1107, 46420), (1188, 43255), (1230, 41778), (1266, 40590), (1353, 37980), (1476, 34815), (1485, 34604), (1804, 28485), (1845, 27852), (1899, 27060), (1980, 25953), (2110, 24354), (2214, 23210), (2255, 22788), (2321, 22140), (2460, 20889), (2532, 20295), (2706, 18990), (2970, 17302), (3165, 16236), (3690, 13926), (3798, 13530), (4059, 12660), (4220, 12177), (4428, 11605), (4510, 11394), (4642, 11070), (5412, 9495), (5535, 9284), (5697, 9020), (5940, 8651), (6330, 8118), (6765, 7596), (6963, 7380)]