247398840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 904780800

約数和(自身を除く): 657381960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 67, 72, 78, 90, 104, 108, 117, 120, 130, 134, 135, 156, 180, 195, 201, 216, 234, 260, 263, 268, 270, 312, 335, 351, 360, 390, 402, 468, 520, 526, 536, 540, 585, 603, 670, 702, 780, 789, 804, 871, 936, 1005, 1052, 1080, 1170, 1206, 1315, 1340, 1404, 1560, 1578, 1608, 1742, 1755, 1809, 2010, 2104, 2340, 2367, 2412, 2613, 2630, 2680, 2808, 3015, 3156, 3419, 3484, 3510, 3618, 3945, 4020, 4355, 4680, 4734, 4824, 5226, 5260, 6030, 6312, 6838, 6968, 7020, 7101, 7236, 7839, 7890, 8040, 8710, 9045, 9468, 10257, 10452, 10520, 11835, 12060, 13065, 13676, 14040, 14202, 14472, 15678, 15780, 17095, 17420, 17621, 18090, 18936, 20514, 20904, 23517, 23670, 24120, 26130, 27352, 28404, 30771, 31356, 31560, 34190, 34840, 35242, 35505, 36180, 39195, 41028, 47034, 47340, 51285, 52260, 52863, 56808, 61542, 62712, 68380, 70484, 71010, 72360, 78390, 82056, 88105, 92313, 94068, 94680, 102570, 104520, 105726, 117585, 123084, 136760, 140968, 142020, 153855, 156780, 158589, 176210, 184626, 188136, 205140, 211452, 229073, 235170, 246168, 264315, 284040, 307710, 313560, 317178, 352420, 369252, 410280, 422904, 458146, 461565, 470340, 475767, 528630, 615420, 634356, 687219, 704840, 738504, 792945, 916292, 923130, 940680, 951534, 1057260, 1145365, 1230840, 1268712, 1374438, 1585890, 1832584, 1846260, 1903068, 2061657, 2114520, 2290730, 2378835, 2748876, 3171780, 3436095, 3692520, 3806136, 4123314, 4581460, 4757670, 5497752, 6184971, 6343560, 6872190, 8246628, 9162920, 9515340, 10308285, 12369942, 13744380, 16493256, 19030680, 20616570, 24739884, 27488760, 30924855, 41233140, 49479768, 61849710, 82466280, 123699420, 247398840]

約数ペア:

[(1, 247398840), (2, 123699420), (3, 82466280), (4, 61849710), (5, 49479768), (6, 41233140), (8, 30924855), (9, 27488760), (10, 24739884), (12, 20616570), (13, 19030680), (15, 16493256), (18, 13744380), (20, 12369942), (24, 10308285), (26, 9515340), (27, 9162920), (30, 8246628), (36, 6872190), (39, 6343560), (40, 6184971), (45, 5497752), (52, 4757670), (54, 4581460), (60, 4123314), (65, 3806136), (67, 3692520), (72, 3436095), (78, 3171780), (90, 2748876), (104, 2378835), (108, 2290730), (117, 2114520), (120, 2061657), (130, 1903068), (134, 1846260), (135, 1832584), (156, 1585890), (180, 1374438), (195, 1268712), (201, 1230840), (216, 1145365), (234, 1057260), (260, 951534), (263, 940680), (268, 923130), (270, 916292), (312, 792945), (335, 738504), (351, 704840), (360, 687219), (390, 634356), (402, 615420), (468, 528630), (520, 475767), (526, 470340), (536, 461565), (540, 458146), (585, 422904), (603, 410280), (670, 369252), (702, 352420), (780, 317178), (789, 313560), (804, 307710), (871, 284040), (936, 264315), (1005, 246168), (1052, 235170), (1080, 229073), (1170, 211452), (1206, 205140), (1315, 188136), (1340, 184626), (1404, 176210), (1560, 158589), (1578, 156780), (1608, 153855), (1742, 142020), (1755, 140968), (1809, 136760), (2010, 123084), (2104, 117585), (2340, 105726), (2367, 104520), (2412, 102570), (2613, 94680), (2630, 94068), (2680, 92313), (2808, 88105), (3015, 82056), (3156, 78390), (3419, 72360), (3484, 71010), (3510, 70484), (3618, 68380), (3945, 62712), (4020, 61542), (4355, 56808), (4680, 52863), (4734, 52260), (4824, 51285), (5226, 47340), (5260, 47034), (6030, 41028), (6312, 39195), (6838, 36180), (6968, 35505), (7020, 35242), (7101, 34840), (7236, 34190), (7839, 31560), (7890, 31356), (8040, 30771), (8710, 28404), (9045, 27352), (9468, 26130), (10257, 24120), (10452, 23670), (10520, 23517), (11835, 20904), (12060, 20514), (13065, 18936), (13676, 18090), (14040, 17621), (14202, 17420), (14472, 17095), (15678, 15780)]