278754840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 384

約数和(自身を含む): 1140572160

約数和(自身を除く): 861817320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 67, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 127, 130, 134, 140, 156, 168, 180, 182, 195, 201, 210, 234, 252, 254, 260, 268, 273, 280, 312, 315, 335, 360, 364, 381, 390, 402, 420, 455, 468, 469, 504, 508, 520, 536, 546, 585, 603, 630, 635, 670, 728, 762, 780, 804, 819, 840, 871, 889, 910, 936, 938, 1005, 1016, 1092, 1143, 1170, 1206, 1260, 1270, 1340, 1365, 1407, 1524, 1560, 1608, 1638, 1651, 1742, 1778, 1820, 1876, 1905, 2010, 2184, 2286, 2340, 2345, 2412, 2520, 2540, 2613, 2667, 2680, 2730, 2814, 3015, 3048, 3276, 3302, 3484, 3556, 3640, 3752, 3810, 4020, 4095, 4221, 4355, 4445, 4572, 4680, 4690, 4824, 4953, 5080, 5226, 5334, 5460, 5628, 5715, 6030, 6097, 6552, 6604, 6968, 7035, 7112, 7620, 7839, 8001, 8040, 8190, 8255, 8442, 8509, 8710, 8890, 9144, 9380, 9906, 10452, 10668, 10920, 11256, 11430, 11557, 12060, 12194, 13065, 13208, 13335, 14070, 14859, 15240, 15678, 16002, 16380, 16510, 16884, 17018, 17420, 17780, 18291, 18760, 19812, 20904, 21105, 21336, 22860, 23114, 24120, 24388, 24765, 25527, 26130, 26670, 28140, 29718, 30485, 31356, 32004, 32760, 33020, 33768, 34036, 34671, 34840, 35560, 36582, 39195, 39624, 40005, 42210, 42545, 45720, 46228, 48776, 49530, 51054, 52260, 53340, 54873, 56280, 57785, 59436, 59563, 60970, 62712, 64008, 66040, 68072, 69342, 73164, 74295, 76581, 78390, 80010, 84420, 85090, 91455, 92456, 99060, 102108, 104013, 104520, 106680, 109746, 110617, 115570, 118872, 119126, 121940, 127635, 138684, 146328, 148590, 153162, 156780, 160020, 168840, 170180, 173355, 178689, 182910, 198120, 204216, 208026, 219492, 221234, 231140, 238252, 243880, 255270, 274365, 277368, 297180, 297815, 306324, 313560, 320040, 331851, 340360, 346710, 357378, 365820, 382905, 416052, 438984, 442468, 462280, 476504, 510540, 520065, 536067, 548730, 553085, 594360, 595630, 612648, 663702, 693420, 714756, 731640, 765810, 774319, 832104, 884936, 893445, 995553, 1021080, 1040130, 1072134, 1097460, 1106170, 1191260, 1327404, 1386840, 1429512, 1531620, 1548638, 1659255, 1786890, 1991106, 2080260, 2144268, 2194920, 2212340, 2322957, 2382520, 2654808, 2680335, 3063240, 3097276, 3318510, 3573780, 3871595, 3982212, 4160520, 4288536, 4424680, 4645914, 4977765, 5360670, 6194552, 6637020, 6968871, 7147560, 7743190, 7964424, 9291828, 9955530, 10721340, 11614785, 13274040, 13937742, 15486380, 18583656, 19911060, 21442680, 23229570, 27875484, 30972760, 34844355, 39822120, 46459140, 55750968, 69688710, 92918280, 139377420, 278754840]

約数ペア:

[(1, 278754840), (2, 139377420), (3, 92918280), (4, 69688710), (5, 55750968), (6, 46459140), (7, 39822120), (8, 34844355), (9, 30972760), (10, 27875484), (12, 23229570), (13, 21442680), (14, 19911060), (15, 18583656), (18, 15486380), (20, 13937742), (21, 13274040), (24, 11614785), (26, 10721340), (28, 9955530), (30, 9291828), (35, 7964424), (36, 7743190), (39, 7147560), (40, 6968871), (42, 6637020), (45, 6194552), (52, 5360670), (56, 4977765), (60, 4645914), (63, 4424680), (65, 4288536), (67, 4160520), (70, 3982212), (72, 3871595), (78, 3573780), (84, 3318510), (90, 3097276), (91, 3063240), (104, 2680335), (105, 2654808), (117, 2382520), (120, 2322957), (126, 2212340), (127, 2194920), (130, 2144268), (134, 2080260), (140, 1991106), (156, 1786890), (168, 1659255), (180, 1548638), (182, 1531620), (195, 1429512), (201, 1386840), (210, 1327404), (234, 1191260), (252, 1106170), (254, 1097460), (260, 1072134), (268, 1040130), (273, 1021080), (280, 995553), (312, 893445), (315, 884936), (335, 832104), (360, 774319), (364, 765810), (381, 731640), (390, 714756), (402, 693420), (420, 663702), (455, 612648), (468, 595630), (469, 594360), (504, 553085), (508, 548730), (520, 536067), (536, 520065), (546, 510540), (585, 476504), (603, 462280), (630, 442468), (635, 438984), (670, 416052), (728, 382905), (762, 365820), (780, 357378), (804, 346710), (819, 340360), (840, 331851), (871, 320040), (889, 313560), (910, 306324), (936, 297815), (938, 297180), (1005, 277368), (1016, 274365), (1092, 255270), (1143, 243880), (1170, 238252), (1206, 231140), (1260, 221234), (1270, 219492), (1340, 208026), (1365, 204216), (1407, 198120), (1524, 182910), (1560, 178689), (1608, 173355), (1638, 170180), (1651, 168840), (1742, 160020), (1778, 156780), (1820, 153162), (1876, 148590), (1905, 146328), (2010, 138684), (2184, 127635), (2286, 121940), (2340, 119126), (2345, 118872), (2412, 115570), (2520, 110617), (2540, 109746), (2613, 106680), (2667, 104520), (2680, 104013), (2730, 102108), (2814, 99060), (3015, 92456), (3048, 91455), (3276, 85090), (3302, 84420), (3484, 80010), (3556, 78390), (3640, 76581), (3752, 74295), (3810, 73164), (4020, 69342), (4095, 68072), (4221, 66040), (4355, 64008), (4445, 62712), (4572, 60970), (4680, 59563), (4690, 59436), (4824, 57785), (4953, 56280), (5080, 54873), (5226, 53340), (5334, 52260), (5460, 51054), (5628, 49530), (5715, 48776), (6030, 46228), (6097, 45720), (6552, 42545), (6604, 42210), (6968, 40005), (7035, 39624), (7112, 39195), (7620, 36582), (7839, 35560), (8001, 34840), (8040, 34671), (8190, 34036), (8255, 33768), (8442, 33020), (8509, 32760), (8710, 32004), (8890, 31356), (9144, 30485), (9380, 29718), (9906, 28140), (10452, 26670), (10668, 26130), (10920, 25527), (11256, 24765), (11430, 24388), (11557, 24120), (12060, 23114), (12194, 22860), (13065, 21336), (13208, 21105), (13335, 20904), (14070, 19812), (14859, 18760), (15240, 18291), (15678, 17780), (16002, 17420), (16380, 17018), (16510, 16884)]