1020172320

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1430

約数の個数: 288

約数和(自身を含む): 3803042880

約数和(自身を除く): 2782870560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 486, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1381, 1440, 1520, 1539, 1620, 1710, 1824, 1944, 2052, 2160, 2280, 2430, 2565, 2592, 2736, 2762, 3040, 3078, 3240, 3420, 3888, 4104, 4143, 4320, 4560, 4617, 4860, 5130, 5472, 5524, 6156, 6480, 6840, 6905, 7695, 7776, 8208, 8286, 9120, 9234, 9720, 10260, 11048, 12312, 12429, 12960, 13680, 13810, 15390, 16416, 16572, 18468, 19440, 20520, 20715, 22096, 23085, 24624, 24858, 26239, 27360, 27620, 30780, 33144, 36936, 37287, 38880, 41040, 41430, 44192, 46170, 49248, 49716, 52478, 55240, 61560, 62145, 66288, 73872, 74574, 78717, 82080, 82860, 92340, 99432, 104956, 110480, 111861, 123120, 124290, 131195, 132576, 147744, 149148, 157434, 165720, 184680, 186435, 198864, 209912, 220960, 223722, 236151, 246240, 248580, 262390, 298296, 314868, 331440, 335583, 369360, 372870, 393585, 397728, 419824, 447444, 472302, 497160, 524780, 559305, 596592, 629736, 662880, 671166, 708453, 738720, 745740, 787170, 839648, 894888, 944604, 994320, 1049560, 1118610, 1180755, 1193184, 1259472, 1342332, 1416906, 1491480, 1574340, 1677915, 1789776, 1889208, 1988640, 2099120, 2125359, 2237220, 2361510, 2518944, 2684664, 2833812, 2982960, 3148680, 3355830, 3542265, 3579552, 3778416, 4198240, 4250718, 4474440, 4723020, 5369328, 5667624, 5965920, 6297360, 6376077, 6711660, 7084530, 7556832, 8501436, 8948880, 9446040, 10626795, 10738656, 11335248, 12594720, 12752154, 13423320, 14169060, 17002872, 17897760, 18892080, 21253590, 22670496, 25504308, 26846640, 28338120, 31880385, 34005744, 37784160, 42507180, 51008616, 53693280, 56676240, 63760770, 68011488, 85014360, 102017232, 113352480, 127521540, 170028720, 204034464, 255043080, 340057440, 510086160, 1020172320]

約数ペア:

[(1, 1020172320), (2, 510086160), (3, 340057440), (4, 255043080), (5, 204034464), (6, 170028720), (8, 127521540), (9, 113352480), (10, 102017232), (12, 85014360), (15, 68011488), (16, 63760770), (18, 56676240), (19, 53693280), (20, 51008616), (24, 42507180), (27, 37784160), (30, 34005744), (32, 31880385), (36, 28338120), (38, 26846640), (40, 25504308), (45, 22670496), (48, 21253590), (54, 18892080), (57, 17897760), (60, 17002872), (72, 14169060), (76, 13423320), (80, 12752154), (81, 12594720), (90, 11335248), (95, 10738656), (96, 10626795), (108, 9446040), (114, 8948880), (120, 8501436), (135, 7556832), (144, 7084530), (152, 6711660), (160, 6376077), (162, 6297360), (171, 5965920), (180, 5667624), (190, 5369328), (216, 4723020), (228, 4474440), (240, 4250718), (243, 4198240), (270, 3778416), (285, 3579552), (288, 3542265), (304, 3355830), (324, 3148680), (342, 2982960), (360, 2833812), (380, 2684664), (405, 2518944), (432, 2361510), (456, 2237220), (480, 2125359), (486, 2099120), (513, 1988640), (540, 1889208), (570, 1789776), (608, 1677915), (648, 1574340), (684, 1491480), (720, 1416906), (760, 1342332), (810, 1259472), (855, 1193184), (864, 1180755), (912, 1118610), (972, 1049560), (1026, 994320), (1080, 944604), (1140, 894888), (1215, 839648), (1296, 787170), (1368, 745740), (1381, 738720), (1440, 708453), (1520, 671166), (1539, 662880), (1620, 629736), (1710, 596592), (1824, 559305), (1944, 524780), (2052, 497160), (2160, 472302), (2280, 447444), (2430, 419824), (2565, 397728), (2592, 393585), (2736, 372870), (2762, 369360), (3040, 335583), (3078, 331440), (3240, 314868), (3420, 298296), (3888, 262390), (4104, 248580), (4143, 246240), (4320, 236151), (4560, 223722), (4617, 220960), (4860, 209912), (5130, 198864), (5472, 186435), (5524, 184680), (6156, 165720), (6480, 157434), (6840, 149148), (6905, 147744), (7695, 132576), (7776, 131195), (8208, 124290), (8286, 123120), (9120, 111861), (9234, 110480), (9720, 104956), (10260, 99432), (11048, 92340), (12312, 82860), (12429, 82080), (12960, 78717), (13680, 74574), (13810, 73872), (15390, 66288), (16416, 62145), (16572, 61560), (18468, 55240), (19440, 52478), (20520, 49716), (20715, 49248), (22096, 46170), (23085, 44192), (24624, 41430), (24858, 41040), (26239, 38880), (27360, 37287), (27620, 36936), (30780, 33144)]