82438440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:312

約数の個数: 256

約数和(自身を含む): 313528320

約数和(自身を除く): 231089880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 51, 56, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 120, 136, 138, 140, 161, 168, 170, 184, 204, 210, 230, 238, 251, 255, 276, 280, 322, 340, 345, 357, 391, 408, 420, 460, 476, 483, 502, 510, 552, 595, 644, 680, 690, 714, 753, 782, 805, 840, 920, 952, 966, 1004, 1020, 1173, 1190, 1255, 1288, 1380, 1428, 1506, 1564, 1610, 1757, 1785, 1932, 1955, 2008, 2040, 2346, 2380, 2415, 2510, 2737, 2760, 2856, 3012, 3128, 3220, 3514, 3570, 3765, 3864, 3910, 4267, 4692, 4760, 4830, 5020, 5271, 5474, 5773, 5865, 6024, 6440, 7028, 7140, 7530, 7820, 8211, 8534, 8785, 9384, 9660, 10040, 10542, 10948, 11546, 11730, 12801, 13685, 14056, 14280, 15060, 15640, 16422, 17068, 17319, 17570, 19320, 21084, 21335, 21896, 23092, 23460, 25602, 26355, 27370, 28865, 29869, 30120, 32844, 34136, 34638, 35140, 40411, 41055, 42168, 42670, 46184, 46920, 51204, 52710, 54740, 57730, 59738, 64005, 65688, 69276, 70280, 80822, 82110, 85340, 86595, 89607, 98141, 102408, 105420, 109480, 115460, 119476, 121233, 128010, 138552, 149345, 161644, 164220, 170680, 173190, 179214, 196282, 202055, 210840, 230920, 238952, 242466, 256020, 294423, 298690, 323288, 328440, 346380, 358428, 392564, 404110, 448035, 484932, 490705, 512040, 588846, 597380, 606165, 686987, 692760, 716856, 785128, 808220, 896070, 969864, 981410, 1177692, 1194760, 1212330, 1373974, 1472115, 1616440, 1792140, 1962820, 2060961, 2355384, 2424660, 2747948, 2944230, 3434935, 3584280, 3925640, 4121922, 4849320, 5495896, 5888460, 6869870, 8243844, 10304805, 11776920, 13739740, 16487688, 20609610, 27479480, 41219220, 82438440]

約数ペア:

[(1, 82438440), (2, 41219220), (3, 27479480), (4, 20609610), (5, 16487688), (6, 13739740), (7, 11776920), (8, 10304805), (10, 8243844), (12, 6869870), (14, 5888460), (15, 5495896), (17, 4849320), (20, 4121922), (21, 3925640), (23, 3584280), (24, 3434935), (28, 2944230), (30, 2747948), (34, 2424660), (35, 2355384), (40, 2060961), (42, 1962820), (46, 1792140), (51, 1616440), (56, 1472115), (60, 1373974), (68, 1212330), (69, 1194760), (70, 1177692), (84, 981410), (85, 969864), (92, 896070), (102, 808220), (105, 785128), (115, 716856), (119, 692760), (120, 686987), (136, 606165), (138, 597380), (140, 588846), (161, 512040), (168, 490705), (170, 484932), (184, 448035), (204, 404110), (210, 392564), (230, 358428), (238, 346380), (251, 328440), (255, 323288), (276, 298690), (280, 294423), (322, 256020), (340, 242466), (345, 238952), (357, 230920), (391, 210840), (408, 202055), (420, 196282), (460, 179214), (476, 173190), (483, 170680), (502, 164220), (510, 161644), (552, 149345), (595, 138552), (644, 128010), (680, 121233), (690, 119476), (714, 115460), (753, 109480), (782, 105420), (805, 102408), (840, 98141), (920, 89607), (952, 86595), (966, 85340), (1004, 82110), (1020, 80822), (1173, 70280), (1190, 69276), (1255, 65688), (1288, 64005), (1380, 59738), (1428, 57730), (1506, 54740), (1564, 52710), (1610, 51204), (1757, 46920), (1785, 46184), (1932, 42670), (1955, 42168), (2008, 41055), (2040, 40411), (2346, 35140), (2380, 34638), (2415, 34136), (2510, 32844), (2737, 30120), (2760, 29869), (2856, 28865), (3012, 27370), (3128, 26355), (3220, 25602), (3514, 23460), (3570, 23092), (3765, 21896), (3864, 21335), (3910, 21084), (4267, 19320), (4692, 17570), (4760, 17319), (4830, 17068), (5020, 16422), (5271, 15640), (5474, 15060), (5773, 14280), (5865, 14056), (6024, 13685), (6440, 12801), (7028, 11730), (7140, 11546), (7530, 10948), (7820, 10542), (8211, 10040), (8534, 9660), (8785, 9384)]