720720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:50

約数の個数: 240

約数和(自身を含む): 3249792

約数和(自身を除く): 2529072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 20, 21, 22, 24, 26, 28, 30, 33, 35, 36, 39, 40, 42, 44, 45, 48, 52, 55, 56, 60, 63, 65, 66, 70, 72, 77, 78, 80, 84, 88, 90, 91, 99, 104, 105, 110, 112, 117, 120, 126, 130, 132, 140, 143, 144, 154, 156, 165, 168, 176, 180, 182, 195, 198, 208, 210, 220, 231, 234, 240, 252, 260, 264, 273, 280, 286, 308, 312, 315, 330, 336, 360, 364, 385, 390, 396, 420, 429, 440, 455, 462, 468, 495, 504, 520, 528, 546, 560, 572, 585, 616, 624, 630, 660, 693, 715, 720, 728, 770, 780, 792, 819, 840, 858, 880, 910, 924, 936, 990, 1001, 1008, 1040, 1092, 1144, 1155, 1170, 1232, 1260, 1287, 1320, 1365, 1386, 1430, 1456, 1540, 1560, 1584, 1638, 1680, 1716, 1820, 1848, 1872, 1980, 2002, 2145, 2184, 2288, 2310, 2340, 2520, 2574, 2640, 2730, 2772, 2860, 3003, 3080, 3120, 3276, 3432, 3465, 3640, 3696, 3960, 4004, 4095, 4290, 4368, 4620, 4680, 5005, 5040, 5148, 5460, 5544, 5720, 6006, 6160, 6435, 6552, 6864, 6930, 7280, 7920, 8008, 8190, 8580, 9009, 9240, 9360, 10010, 10296, 10920, 11088, 11440, 12012, 12870, 13104, 13860, 15015, 16016, 16380, 17160, 18018, 18480, 20020, 20592, 21840, 24024, 25740, 27720, 30030, 32760, 34320, 36036, 40040, 45045, 48048, 51480, 55440, 60060, 65520, 72072, 80080, 90090, 102960, 120120, 144144, 180180, 240240, 360360, 720720]

約数ペア:

[(1, 720720), (2, 360360), (3, 240240), (4, 180180), (5, 144144), (6, 120120), (7, 102960), (8, 90090), (9, 80080), (10, 72072), (11, 65520), (12, 60060), (13, 55440), (14, 51480), (15, 48048), (16, 45045), (18, 40040), (20, 36036), (21, 34320), (22, 32760), (24, 30030), (26, 27720), (28, 25740), (30, 24024), (33, 21840), (35, 20592), (36, 20020), (39, 18480), (40, 18018), (42, 17160), (44, 16380), (45, 16016), (48, 15015), (52, 13860), (55, 13104), (56, 12870), (60, 12012), (63, 11440), (65, 11088), (66, 10920), (70, 10296), (72, 10010), (77, 9360), (78, 9240), (80, 9009), (84, 8580), (88, 8190), (90, 8008), (91, 7920), (99, 7280), (104, 6930), (105, 6864), (110, 6552), (112, 6435), (117, 6160), (120, 6006), (126, 5720), (130, 5544), (132, 5460), (140, 5148), (143, 5040), (144, 5005), (154, 4680), (156, 4620), (165, 4368), (168, 4290), (176, 4095), (180, 4004), (182, 3960), (195, 3696), (198, 3640), (208, 3465), (210, 3432), (220, 3276), (231, 3120), (234, 3080), (240, 3003), (252, 2860), (260, 2772), (264, 2730), (273, 2640), (280, 2574), (286, 2520), (308, 2340), (312, 2310), (315, 2288), (330, 2184), (336, 2145), (360, 2002), (364, 1980), (385, 1872), (390, 1848), (396, 1820), (420, 1716), (429, 1680), (440, 1638), (455, 1584), (462, 1560), (468, 1540), (495, 1456), (504, 1430), (520, 1386), (528, 1365), (546, 1320), (560, 1287), (572, 1260), (585, 1232), (616, 1170), (624, 1155), (630, 1144), (660, 1092), (693, 1040), (715, 1008), (720, 1001), (728, 990), (770, 936), (780, 924), (792, 910), (819, 880), (840, 858)]