279486480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 320

約数和(自身を含む): 1087930368

約数和(自身を除く): 808443888

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, 182, 191, 195, 201, 208, 210, 240, 260, 268, 273, 280, 312, 335, 336, 364, 382, 390, 402, 420, 455, 469, 520, 536, 546, 560, 573, 624, 670, 728, 764, 780, 804, 840, 871, 910, 938, 955, 1005, 1040, 1072, 1092, 1146, 1337, 1340, 1365, 1407, 1456, 1528, 1560, 1608, 1680, 1742, 1820, 1876, 1910, 2010, 2184, 2292, 2345, 2483, 2613, 2674, 2680, 2730, 2814, 2865, 3056, 3120, 3216, 3484, 3640, 3752, 3820, 4011, 4020, 4355, 4368, 4584, 4690, 4966, 5226, 5348, 5360, 5460, 5628, 5730, 6097, 6685, 6968, 7035, 7280, 7449, 7504, 7640, 8022, 8040, 8710, 9168, 9380, 9932, 10452, 10696, 10920, 11256, 11460, 12194, 12415, 12797, 13065, 13370, 13936, 14070, 14898, 15280, 16044, 16080, 17381, 17420, 18291, 18760, 19864, 20055, 20904, 21392, 21840, 22512, 22920, 24388, 24830, 25594, 26130, 26740, 28140, 29796, 30485, 32088, 34762, 34840, 36582, 37245, 37520, 38391, 39728, 40110, 41808, 45840, 48776, 49660, 51188, 52143, 52260, 53480, 56280, 59592, 60970, 63985, 64176, 69524, 69680, 73164, 74490, 76782, 80220, 86905, 89579, 91455, 97552, 99320, 102376, 104286, 104520, 106960, 112560, 119184, 121940, 127970, 139048, 146328, 148980, 153564, 160440, 166361, 173810, 179158, 182910, 191955, 198640, 204752, 208572, 209040, 243880, 255940, 260715, 268737, 278096, 292656, 297960, 307128, 320880, 332722, 347620, 358316, 365820, 383910, 417144, 447895, 487760, 499083, 511880, 521430, 537474, 595920, 614256, 665444, 695240, 716632, 731640, 767820, 831805, 834288, 895790, 998166, 1023760, 1042860, 1074948, 1164527, 1330888, 1343685, 1390480, 1433264, 1463280, 1535640, 1663610, 1791580, 1996332, 2085720, 2149896, 2329054, 2495415, 2661776, 2687370, 3071280, 3327220, 3493581, 3583160, 3992664, 4171440, 4299792, 4658108, 4990830, 5374740, 5822635, 6654440, 6987162, 7166320, 7985328, 9316216, 9981660, 10749480, 11645270, 13308880, 13974324, 17467905, 18632432, 19963320, 21498960, 23290540, 27948648, 34935810, 39926640, 46581080, 55897296, 69871620, 93162160, 139743240, 279486480]

約数ペア:

[(1, 279486480), (2, 139743240), (3, 93162160), (4, 69871620), (5, 55897296), (6, 46581080), (7, 39926640), (8, 34935810), (10, 27948648), (12, 23290540), (13, 21498960), (14, 19963320), (15, 18632432), (16, 17467905), (20, 13974324), (21, 13308880), (24, 11645270), (26, 10749480), (28, 9981660), (30, 9316216), (35, 7985328), (39, 7166320), (40, 6987162), (42, 6654440), (48, 5822635), (52, 5374740), (56, 4990830), (60, 4658108), (65, 4299792), (67, 4171440), (70, 3992664), (78, 3583160), (80, 3493581), (84, 3327220), (91, 3071280), (104, 2687370), (105, 2661776), (112, 2495415), (120, 2329054), (130, 2149896), (134, 2085720), (140, 1996332), (156, 1791580), (168, 1663610), (182, 1535640), (191, 1463280), (195, 1433264), (201, 1390480), (208, 1343685), (210, 1330888), (240, 1164527), (260, 1074948), (268, 1042860), (273, 1023760), (280, 998166), (312, 895790), (335, 834288), (336, 831805), (364, 767820), (382, 731640), (390, 716632), (402, 695240), (420, 665444), (455, 614256), (469, 595920), (520, 537474), (536, 521430), (546, 511880), (560, 499083), (573, 487760), (624, 447895), (670, 417144), (728, 383910), (764, 365820), (780, 358316), (804, 347620), (840, 332722), (871, 320880), (910, 307128), (938, 297960), (955, 292656), (1005, 278096), (1040, 268737), (1072, 260715), (1092, 255940), (1146, 243880), (1337, 209040), (1340, 208572), (1365, 204752), (1407, 198640), (1456, 191955), (1528, 182910), (1560, 179158), (1608, 173810), (1680, 166361), (1742, 160440), (1820, 153564), (1876, 148980), (1910, 146328), (2010, 139048), (2184, 127970), (2292, 121940), (2345, 119184), (2483, 112560), (2613, 106960), (2674, 104520), (2680, 104286), (2730, 102376), (2814, 99320), (2865, 97552), (3056, 91455), (3120, 89579), (3216, 86905), (3484, 80220), (3640, 76782), (3752, 74490), (3820, 73164), (4011, 69680), (4020, 69524), (4355, 64176), (4368, 63985), (4584, 60970), (4690, 59592), (4966, 56280), (5226, 53480), (5348, 52260), (5360, 52143), (5460, 51188), (5628, 49660), (5730, 48776), (6097, 45840), (6685, 41808), (6968, 40110), (7035, 39728), (7280, 38391), (7449, 37520), (7504, 37245), (7640, 36582), (8022, 34840), (8040, 34762), (8710, 32088), (9168, 30485), (9380, 29796), (9932, 28140), (10452, 26740), (10696, 26130), (10920, 25594), (11256, 24830), (11460, 24388), (12194, 22920), (12415, 22512), (12797, 21840), (13065, 21392), (13370, 20904), (13936, 20055), (14070, 19864), (14898, 18760), (15280, 18291), (16044, 17420), (16080, 17381)]