268784880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:464

約数の個数: 320

約数和(自身を含む): 1061265408

約数和(自身を除く): 792480528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 48, 52, 56, 60, 62, 65, 70, 78, 80, 84, 91, 93, 104, 105, 112, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 208, 210, 217, 240, 248, 260, 273, 280, 310, 312, 336, 364, 372, 390, 397, 403, 420, 434, 455, 465, 496, 520, 546, 560, 620, 624, 651, 728, 744, 780, 794, 806, 840, 868, 910, 930, 1040, 1085, 1092, 1191, 1209, 1240, 1302, 1365, 1456, 1488, 1560, 1588, 1612, 1680, 1736, 1820, 1860, 1985, 2015, 2170, 2184, 2382, 2418, 2480, 2604, 2730, 2779, 2821, 3120, 3176, 3224, 3255, 3472, 3640, 3720, 3970, 4030, 4340, 4368, 4764, 4836, 5161, 5208, 5460, 5558, 5642, 5955, 6045, 6352, 6448, 6510, 7280, 7440, 7940, 8060, 8337, 8463, 8680, 9528, 9672, 10322, 10416, 10920, 11116, 11284, 11910, 12090, 12307, 13020, 13895, 14105, 15483, 15880, 16120, 16674, 16926, 17360, 19056, 19344, 20644, 21840, 22232, 22568, 23820, 24180, 24614, 25805, 26040, 27790, 28210, 30966, 31760, 32240, 33348, 33852, 36127, 36921, 41288, 41685, 42315, 44464, 45136, 47640, 48360, 49228, 51610, 52080, 55580, 56420, 61535, 61932, 66696, 67704, 72254, 73842, 77415, 82576, 83370, 84630, 86149, 95280, 96720, 98456, 103220, 108381, 111160, 112840, 123070, 123864, 133392, 135408, 144508, 147684, 154830, 159991, 166740, 169260, 172298, 180635, 184605, 196912, 206440, 216762, 222320, 225680, 246140, 247728, 258447, 289016, 295368, 309660, 319982, 333480, 338520, 344596, 361270, 369210, 412880, 430745, 433524, 479973, 492280, 516894, 541905, 578032, 590736, 619320, 639964, 666960, 677040, 689192, 722540, 738420, 799955, 861490, 867048, 959946, 984560, 1033788, 1083810, 1119937, 1238640, 1279928, 1292235, 1378384, 1445080, 1476840, 1599910, 1722980, 1734096, 1919892, 2067576, 2167620, 2239874, 2399865, 2559856, 2584470, 2890160, 2953680, 3199820, 3359811, 3445960, 3839784, 4135152, 4335240, 4479748, 4799730, 5168940, 5599685, 6399640, 6719622, 6891920, 7679568, 8670480, 8959496, 9599460, 10337880, 11199370, 12799280, 13439244, 16799055, 17918992, 19198920, 20675760, 22398740, 26878488, 33598110, 38397840, 44797480, 53756976, 67196220, 89594960, 134392440, 268784880]

約数ペア:

[(1, 268784880), (2, 134392440), (3, 89594960), (4, 67196220), (5, 53756976), (6, 44797480), (7, 38397840), (8, 33598110), (10, 26878488), (12, 22398740), (13, 20675760), (14, 19198920), (15, 17918992), (16, 16799055), (20, 13439244), (21, 12799280), (24, 11199370), (26, 10337880), (28, 9599460), (30, 8959496), (31, 8670480), (35, 7679568), (39, 6891920), (40, 6719622), (42, 6399640), (48, 5599685), (52, 5168940), (56, 4799730), (60, 4479748), (62, 4335240), (65, 4135152), (70, 3839784), (78, 3445960), (80, 3359811), (84, 3199820), (91, 2953680), (93, 2890160), (104, 2584470), (105, 2559856), (112, 2399865), (120, 2239874), (124, 2167620), (130, 2067576), (140, 1919892), (155, 1734096), (156, 1722980), (168, 1599910), (182, 1476840), (186, 1445080), (195, 1378384), (208, 1292235), (210, 1279928), (217, 1238640), (240, 1119937), (248, 1083810), (260, 1033788), (273, 984560), (280, 959946), (310, 867048), (312, 861490), (336, 799955), (364, 738420), (372, 722540), (390, 689192), (397, 677040), (403, 666960), (420, 639964), (434, 619320), (455, 590736), (465, 578032), (496, 541905), (520, 516894), (546, 492280), (560, 479973), (620, 433524), (624, 430745), (651, 412880), (728, 369210), (744, 361270), (780, 344596), (794, 338520), (806, 333480), (840, 319982), (868, 309660), (910, 295368), (930, 289016), (1040, 258447), (1085, 247728), (1092, 246140), (1191, 225680), (1209, 222320), (1240, 216762), (1302, 206440), (1365, 196912), (1456, 184605), (1488, 180635), (1560, 172298), (1588, 169260), (1612, 166740), (1680, 159991), (1736, 154830), (1820, 147684), (1860, 144508), (1985, 135408), (2015, 133392), (2170, 123864), (2184, 123070), (2382, 112840), (2418, 111160), (2480, 108381), (2604, 103220), (2730, 98456), (2779, 96720), (2821, 95280), (3120, 86149), (3176, 84630), (3224, 83370), (3255, 82576), (3472, 77415), (3640, 73842), (3720, 72254), (3970, 67704), (4030, 66696), (4340, 61932), (4368, 61535), (4764, 56420), (4836, 55580), (5161, 52080), (5208, 51610), (5460, 49228), (5558, 48360), (5642, 47640), (5955, 45136), (6045, 44464), (6352, 42315), (6448, 41685), (6510, 41288), (7280, 36921), (7440, 36127), (7940, 33852), (8060, 33348), (8337, 32240), (8463, 31760), (8680, 30966), (9528, 28210), (9672, 27790), (10322, 26040), (10416, 25805), (10920, 24614), (11116, 24180), (11284, 23820), (11910, 22568), (12090, 22232), (12307, 21840), (13020, 20644), (13895, 19344), (14105, 19056), (15483, 17360), (15880, 16926), (16120, 16674)]