261927120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 320

約数和(自身を含む): 1019934720

約数和(自身を除く): 758007600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 67, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 134, 140, 156, 168, 179, 182, 195, 201, 208, 210, 240, 260, 268, 273, 280, 312, 335, 336, 358, 364, 390, 402, 420, 455, 469, 520, 536, 537, 546, 560, 624, 670, 716, 728, 780, 804, 840, 871, 895, 910, 938, 1005, 1040, 1072, 1074, 1092, 1253, 1340, 1365, 1407, 1432, 1456, 1560, 1608, 1680, 1742, 1790, 1820, 1876, 2010, 2148, 2184, 2327, 2345, 2506, 2613, 2680, 2685, 2730, 2814, 2864, 3120, 3216, 3484, 3580, 3640, 3752, 3759, 4020, 4296, 4355, 4368, 4654, 4690, 5012, 5226, 5360, 5370, 5460, 5628, 6097, 6265, 6968, 6981, 7035, 7160, 7280, 7504, 7518, 8040, 8592, 8710, 9308, 9380, 10024, 10452, 10740, 10920, 11256, 11635, 11993, 12194, 12530, 13065, 13936, 13962, 14070, 14320, 15036, 16080, 16289, 17420, 18291, 18616, 18760, 18795, 20048, 20904, 21480, 21840, 22512, 23270, 23986, 24388, 25060, 26130, 27924, 28140, 30072, 30485, 32578, 34840, 34905, 35979, 36582, 37232, 37520, 37590, 41808, 42960, 46540, 47972, 48776, 48867, 50120, 52260, 55848, 56280, 59965, 60144, 60970, 65156, 69680, 69810, 71958, 73164, 75180, 81445, 83951, 91455, 93080, 95944, 97552, 97734, 100240, 104520, 111696, 112560, 119930, 121940, 130312, 139620, 143916, 146328, 150360, 155909, 162890, 167902, 179895, 182910, 186160, 191888, 195468, 209040, 239860, 243880, 244335, 251853, 260624, 279240, 287832, 292656, 300720, 311818, 325780, 335804, 359790, 365820, 390936, 419755, 467727, 479720, 487760, 488670, 503706, 558480, 575664, 623636, 651560, 671608, 719580, 731640, 779545, 781872, 839510, 935454, 959440, 977340, 1007412, 1091363, 1247272, 1259265, 1303120, 1343216, 1439160, 1463280, 1559090, 1679020, 1870908, 1954680, 2014824, 2182726, 2338635, 2494544, 2518530, 2878320, 3118180, 3274089, 3358040, 3741816, 3909360, 4029648, 4365452, 4677270, 5037060, 5456815, 6236360, 6548178, 6716080, 7483632, 8730904, 9354540, 10074120, 10913630, 12472720, 13096356, 16370445, 17461808, 18709080, 20148240, 21827260, 26192712, 32740890, 37418160, 43654520, 52385424, 65481780, 87309040, 130963560, 261927120]

約数ペア:

[(1, 261927120), (2, 130963560), (3, 87309040), (4, 65481780), (5, 52385424), (6, 43654520), (7, 37418160), (8, 32740890), (10, 26192712), (12, 21827260), (13, 20148240), (14, 18709080), (15, 17461808), (16, 16370445), (20, 13096356), (21, 12472720), (24, 10913630), (26, 10074120), (28, 9354540), (30, 8730904), (35, 7483632), (39, 6716080), (40, 6548178), (42, 6236360), (48, 5456815), (52, 5037060), (56, 4677270), (60, 4365452), (65, 4029648), (67, 3909360), (70, 3741816), (78, 3358040), (80, 3274089), (84, 3118180), (91, 2878320), (104, 2518530), (105, 2494544), (112, 2338635), (120, 2182726), (130, 2014824), (134, 1954680), (140, 1870908), (156, 1679020), (168, 1559090), (179, 1463280), (182, 1439160), (195, 1343216), (201, 1303120), (208, 1259265), (210, 1247272), (240, 1091363), (260, 1007412), (268, 977340), (273, 959440), (280, 935454), (312, 839510), (335, 781872), (336, 779545), (358, 731640), (364, 719580), (390, 671608), (402, 651560), (420, 623636), (455, 575664), (469, 558480), (520, 503706), (536, 488670), (537, 487760), (546, 479720), (560, 467727), (624, 419755), (670, 390936), (716, 365820), (728, 359790), (780, 335804), (804, 325780), (840, 311818), (871, 300720), (895, 292656), (910, 287832), (938, 279240), (1005, 260624), (1040, 251853), (1072, 244335), (1074, 243880), (1092, 239860), (1253, 209040), (1340, 195468), (1365, 191888), (1407, 186160), (1432, 182910), (1456, 179895), (1560, 167902), (1608, 162890), (1680, 155909), (1742, 150360), (1790, 146328), (1820, 143916), (1876, 139620), (2010, 130312), (2148, 121940), (2184, 119930), (2327, 112560), (2345, 111696), (2506, 104520), (2613, 100240), (2680, 97734), (2685, 97552), (2730, 95944), (2814, 93080), (2864, 91455), (3120, 83951), (3216, 81445), (3484, 75180), (3580, 73164), (3640, 71958), (3752, 69810), (3759, 69680), (4020, 65156), (4296, 60970), (4355, 60144), (4368, 59965), (4654, 56280), (4690, 55848), (5012, 52260), (5226, 50120), (5360, 48867), (5370, 48776), (5460, 47972), (5628, 46540), (6097, 42960), (6265, 41808), (6968, 37590), (6981, 37520), (7035, 37232), (7160, 36582), (7280, 35979), (7504, 34905), (7518, 34840), (8040, 32578), (8592, 30485), (8710, 30072), (9308, 28140), (9380, 27924), (10024, 26130), (10452, 25060), (10740, 24388), (10920, 23986), (11256, 23270), (11635, 22512), (11993, 21840), (12194, 21480), (12530, 20904), (13065, 20048), (13936, 18795), (13962, 18760), (14070, 18616), (14320, 18291), (15036, 17420), (16080, 16289)]