423891520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 1187988480

約数和(自身を除く): 764096960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 76, 80, 95, 104, 124, 130, 152, 155, 160, 173, 190, 208, 247, 248, 260, 304, 310, 320, 346, 380, 403, 416, 494, 496, 520, 589, 608, 620, 692, 760, 806, 832, 865, 988, 992, 1040, 1178, 1216, 1235, 1240, 1384, 1520, 1612, 1730, 1976, 1984, 2015, 2080, 2249, 2356, 2470, 2480, 2768, 2945, 3040, 3224, 3287, 3460, 3952, 4030, 4160, 4498, 4712, 4940, 4960, 5363, 5536, 5890, 6080, 6448, 6574, 6920, 7657, 7904, 8060, 8996, 9424, 9880, 9920, 10726, 11072, 11245, 11780, 12896, 13148, 13840, 15314, 15808, 16120, 16435, 17992, 18848, 19760, 21452, 22490, 23560, 25792, 26296, 26815, 27680, 30628, 32240, 32870, 35984, 37696, 38285, 39520, 42731, 42904, 44980, 47120, 52592, 53630, 55360, 61256, 64480, 65740, 69719, 71968, 76570, 79040, 85462, 85808, 89960, 94240, 101897, 105184, 107260, 122512, 128960, 131480, 139438, 143936, 153140, 170924, 171616, 179920, 188480, 203794, 210368, 213655, 214520, 245024, 262960, 278876, 306280, 341848, 343232, 348595, 359840, 407588, 427310, 429040, 490048, 509485, 525920, 557752, 612560, 683696, 697190, 719680, 815176, 854620, 858080, 1018970, 1051840, 1115504, 1225120, 1324661, 1367392, 1394380, 1630352, 1709240, 1716160, 2037940, 2231008, 2450240, 2649322, 2734784, 2788760, 3260704, 3418480, 4075880, 4462016, 5298644, 5577520, 6521408, 6623305, 6836960, 8151760, 10597288, 11155040, 13246610, 13673920, 16303520, 21194576, 22310080, 26493220, 32607040, 42389152, 52986440, 84778304, 105972880, 211945760, 423891520]

約数ペア:

[(1, 423891520), (2, 211945760), (4, 105972880), (5, 84778304), (8, 52986440), (10, 42389152), (13, 32607040), (16, 26493220), (19, 22310080), (20, 21194576), (26, 16303520), (31, 13673920), (32, 13246610), (38, 11155040), (40, 10597288), (52, 8151760), (62, 6836960), (64, 6623305), (65, 6521408), (76, 5577520), (80, 5298644), (95, 4462016), (104, 4075880), (124, 3418480), (130, 3260704), (152, 2788760), (155, 2734784), (160, 2649322), (173, 2450240), (190, 2231008), (208, 2037940), (247, 1716160), (248, 1709240), (260, 1630352), (304, 1394380), (310, 1367392), (320, 1324661), (346, 1225120), (380, 1115504), (403, 1051840), (416, 1018970), (494, 858080), (496, 854620), (520, 815176), (589, 719680), (608, 697190), (620, 683696), (692, 612560), (760, 557752), (806, 525920), (832, 509485), (865, 490048), (988, 429040), (992, 427310), (1040, 407588), (1178, 359840), (1216, 348595), (1235, 343232), (1240, 341848), (1384, 306280), (1520, 278876), (1612, 262960), (1730, 245024), (1976, 214520), (1984, 213655), (2015, 210368), (2080, 203794), (2249, 188480), (2356, 179920), (2470, 171616), (2480, 170924), (2768, 153140), (2945, 143936), (3040, 139438), (3224, 131480), (3287, 128960), (3460, 122512), (3952, 107260), (4030, 105184), (4160, 101897), (4498, 94240), (4712, 89960), (4940, 85808), (4960, 85462), (5363, 79040), (5536, 76570), (5890, 71968), (6080, 69719), (6448, 65740), (6574, 64480), (6920, 61256), (7657, 55360), (7904, 53630), (8060, 52592), (8996, 47120), (9424, 44980), (9880, 42904), (9920, 42731), (10726, 39520), (11072, 38285), (11245, 37696), (11780, 35984), (12896, 32870), (13148, 32240), (13840, 30628), (15314, 27680), (15808, 26815), (16120, 26296), (16435, 25792), (17992, 23560), (18848, 22490), (19760, 21452)]