475001520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 320

約数和(自身を含む): 1851310080

約数和(自身を除く): 1376308560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 46, 48, 56, 57, 60, 69, 70, 76, 80, 84, 92, 95, 105, 112, 114, 115, 120, 133, 138, 140, 152, 161, 168, 184, 190, 210, 228, 230, 240, 266, 276, 280, 285, 304, 322, 336, 345, 368, 380, 399, 420, 437, 456, 460, 483, 532, 552, 560, 570, 644, 647, 665, 690, 760, 798, 805, 840, 874, 912, 920, 966, 1064, 1104, 1140, 1288, 1294, 1311, 1330, 1380, 1520, 1596, 1610, 1680, 1748, 1840, 1932, 1941, 1995, 2128, 2185, 2280, 2415, 2576, 2588, 2622, 2660, 2760, 3059, 3192, 3220, 3235, 3496, 3864, 3882, 3990, 4370, 4529, 4560, 4830, 5176, 5244, 5320, 5520, 6118, 6384, 6440, 6470, 6555, 6992, 7728, 7764, 7980, 8740, 9058, 9177, 9660, 9705, 10352, 10488, 10640, 12236, 12293, 12880, 12940, 13110, 13587, 14881, 15295, 15528, 15960, 17480, 18116, 18354, 19320, 19410, 20976, 22645, 24472, 24586, 25880, 26220, 27174, 29762, 30590, 31056, 31920, 34960, 36232, 36708, 36879, 38640, 38820, 44643, 45290, 45885, 48944, 49172, 51760, 52440, 54348, 59524, 61180, 61465, 67935, 72464, 73416, 73758, 74405, 77640, 86051, 89286, 90580, 91770, 98344, 104167, 104880, 108696, 119048, 122360, 122930, 135870, 146832, 147516, 148810, 155280, 172102, 178572, 181160, 183540, 184395, 196688, 208334, 217392, 223215, 238096, 244720, 245860, 258153, 271740, 282739, 295032, 297620, 312501, 344204, 357144, 362320, 367080, 368790, 416668, 430255, 446430, 491720, 516306, 520835, 543480, 565478, 590064, 595240, 625002, 688408, 714288, 734160, 737580, 833336, 848217, 860510, 892860, 983440, 1032612, 1041670, 1086960, 1130956, 1190480, 1250004, 1290765, 1376816, 1413695, 1475160, 1562505, 1666672, 1696434, 1721020, 1785720, 1979173, 2065224, 2083340, 2261912, 2500008, 2581530, 2827390, 2950320, 3125010, 3392868, 3442040, 3571440, 3958346, 4130448, 4166680, 4241085, 4523824, 5000016, 5163060, 5654780, 5937519, 6250020, 6785736, 6884080, 7916692, 8333360, 8482170, 9895865, 10326120, 11309560, 11875038, 12500040, 13571472, 15833384, 16964340, 19791730, 20652240, 22619120, 23750076, 25000080, 29687595, 31666768, 33928680, 39583460, 47500152, 59375190, 67857360, 79166920, 95000304, 118750380, 158333840, 237500760, 475001520]

約数ペア:

[(1, 475001520), (2, 237500760), (3, 158333840), (4, 118750380), (5, 95000304), (6, 79166920), (7, 67857360), (8, 59375190), (10, 47500152), (12, 39583460), (14, 33928680), (15, 31666768), (16, 29687595), (19, 25000080), (20, 23750076), (21, 22619120), (23, 20652240), (24, 19791730), (28, 16964340), (30, 15833384), (35, 13571472), (38, 12500040), (40, 11875038), (42, 11309560), (46, 10326120), (48, 9895865), (56, 8482170), (57, 8333360), (60, 7916692), (69, 6884080), (70, 6785736), (76, 6250020), (80, 5937519), (84, 5654780), (92, 5163060), (95, 5000016), (105, 4523824), (112, 4241085), (114, 4166680), (115, 4130448), (120, 3958346), (133, 3571440), (138, 3442040), (140, 3392868), (152, 3125010), (161, 2950320), (168, 2827390), (184, 2581530), (190, 2500008), (210, 2261912), (228, 2083340), (230, 2065224), (240, 1979173), (266, 1785720), (276, 1721020), (280, 1696434), (285, 1666672), (304, 1562505), (322, 1475160), (336, 1413695), (345, 1376816), (368, 1290765), (380, 1250004), (399, 1190480), (420, 1130956), (437, 1086960), (456, 1041670), (460, 1032612), (483, 983440), (532, 892860), (552, 860510), (560, 848217), (570, 833336), (644, 737580), (647, 734160), (665, 714288), (690, 688408), (760, 625002), (798, 595240), (805, 590064), (840, 565478), (874, 543480), (912, 520835), (920, 516306), (966, 491720), (1064, 446430), (1104, 430255), (1140, 416668), (1288, 368790), (1294, 367080), (1311, 362320), (1330, 357144), (1380, 344204), (1520, 312501), (1596, 297620), (1610, 295032), (1680, 282739), (1748, 271740), (1840, 258153), (1932, 245860), (1941, 244720), (1995, 238096), (2128, 223215), (2185, 217392), (2280, 208334), (2415, 196688), (2576, 184395), (2588, 183540), (2622, 181160), (2660, 178572), (2760, 172102), (3059, 155280), (3192, 148810), (3220, 147516), (3235, 146832), (3496, 135870), (3864, 122930), (3882, 122360), (3990, 119048), (4370, 108696), (4529, 104880), (4560, 104167), (4830, 98344), (5176, 91770), (5244, 90580), (5320, 89286), (5520, 86051), (6118, 77640), (6384, 74405), (6440, 73758), (6470, 73416), (6555, 72464), (6992, 67935), (7728, 61465), (7764, 61180), (7980, 59524), (8740, 54348), (9058, 52440), (9177, 51760), (9660, 49172), (9705, 48944), (10352, 45885), (10488, 45290), (10640, 44643), (12236, 38820), (12293, 38640), (12880, 36879), (12940, 36708), (13110, 36232), (13587, 34960), (14881, 31920), (15295, 31056), (15528, 30590), (15960, 29762), (17480, 27174), (18116, 26220), (18354, 25880), (19320, 24586), (19410, 24472), (20976, 22645)]