1287391560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3868

約数の個数: 256

約数和(自身を含む): 4908072960

約数和(自身を除く): 3620681400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2821, 3224, 3255, 3640, 3720, 3803, 4030, 4340, 4836, 5208, 5460, 5642, 6045, 6510, 7606, 8060, 8463, 8680, 9672, 10920, 11284, 11409, 12090, 13020, 14105, 15212, 16120, 16926, 19015, 22568, 22818, 24180, 26040, 26621, 28210, 30424, 33852, 38030, 42315, 45636, 48360, 49439, 53242, 56420, 57045, 67704, 76060, 79863, 84630, 91272, 98878, 106484, 112840, 114090, 117893, 133105, 148317, 152120, 159726, 169260, 197756, 212968, 228180, 235786, 247195, 266210, 296634, 319452, 338520, 346073, 353679, 395512, 399315, 456360, 471572, 494390, 532420, 589465, 593268, 638904, 692146, 707358, 741585, 798630, 825251, 943144, 988780, 1038219, 1064840, 1178930, 1186536, 1384292, 1414716, 1483170, 1532609, 1597260, 1650502, 1730365, 1768395, 1977560, 2076438, 2357860, 2475753, 2768584, 2829432, 2966340, 3065218, 3194520, 3301004, 3460730, 3536790, 4126255, 4152876, 4597827, 4715720, 4951506, 5191095, 5932680, 6130436, 6602008, 6921460, 7073580, 7663045, 8252510, 8305752, 9195654, 9903012, 10382190, 10728263, 12260872, 12378765, 13842920, 14147160, 15326090, 16505020, 18391308, 19806024, 20764380, 21456526, 22989135, 24757530, 30652180, 32184789, 33010040, 36782616, 41528760, 42913052, 45978270, 49515060, 53641315, 61304360, 64369578, 85826104, 91956540, 99030120, 107282630, 128739156, 160923945, 183913080, 214565260, 257478312, 321847890, 429130520, 643695780, 1287391560]

約数ペア:

[(1, 1287391560), (2, 643695780), (3, 429130520), (4, 321847890), (5, 257478312), (6, 214565260), (7, 183913080), (8, 160923945), (10, 128739156), (12, 107282630), (13, 99030120), (14, 91956540), (15, 85826104), (20, 64369578), (21, 61304360), (24, 53641315), (26, 49515060), (28, 45978270), (30, 42913052), (31, 41528760), (35, 36782616), (39, 33010040), (40, 32184789), (42, 30652180), (52, 24757530), (56, 22989135), (60, 21456526), (62, 20764380), (65, 19806024), (70, 18391308), (78, 16505020), (84, 15326090), (91, 14147160), (93, 13842920), (104, 12378765), (105, 12260872), (120, 10728263), (124, 10382190), (130, 9903012), (140, 9195654), (155, 8305752), (156, 8252510), (168, 7663045), (182, 7073580), (186, 6921460), (195, 6602008), (210, 6130436), (217, 5932680), (248, 5191095), (260, 4951506), (273, 4715720), (280, 4597827), (310, 4152876), (312, 4126255), (364, 3536790), (372, 3460730), (390, 3301004), (403, 3194520), (420, 3065218), (434, 2966340), (455, 2829432), (465, 2768584), (520, 2475753), (546, 2357860), (620, 2076438), (651, 1977560), (728, 1768395), (744, 1730365), (780, 1650502), (806, 1597260), (840, 1532609), (868, 1483170), (910, 1414716), (930, 1384292), (1085, 1186536), (1092, 1178930), (1209, 1064840), (1240, 1038219), (1302, 988780), (1365, 943144), (1560, 825251), (1612, 798630), (1736, 741585), (1820, 707358), (1860, 692146), (2015, 638904), (2170, 593268), (2184, 589465), (2418, 532420), (2604, 494390), (2730, 471572), (2821, 456360), (3224, 399315), (3255, 395512), (3640, 353679), (3720, 346073), (3803, 338520), (4030, 319452), (4340, 296634), (4836, 266210), (5208, 247195), (5460, 235786), (5642, 228180), (6045, 212968), (6510, 197756), (7606, 169260), (8060, 159726), (8463, 152120), (8680, 148317), (9672, 133105), (10920, 117893), (11284, 114090), (11409, 112840), (12090, 106484), (13020, 98878), (14105, 91272), (15212, 84630), (16120, 79863), (16926, 76060), (19015, 67704), (22568, 57045), (22818, 56420), (24180, 53242), (26040, 49439), (26621, 48360), (28210, 45636), (30424, 42315), (33852, 38030)]