326402720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 288

約数和(自身を含む): 992839680

約数和(自身を除く): 666436960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 49, 56, 62, 68, 70, 79, 80, 85, 98, 112, 119, 124, 136, 140, 155, 158, 160, 170, 196, 217, 224, 238, 245, 248, 272, 280, 310, 316, 340, 392, 395, 434, 476, 490, 496, 527, 544, 553, 560, 595, 620, 632, 680, 784, 790, 833, 868, 952, 980, 992, 1054, 1085, 1106, 1120, 1190, 1240, 1264, 1343, 1360, 1519, 1568, 1580, 1666, 1736, 1904, 1960, 2108, 2170, 2212, 2380, 2449, 2480, 2528, 2635, 2686, 2720, 2765, 3038, 3160, 3332, 3472, 3689, 3808, 3871, 3920, 4165, 4216, 4340, 4424, 4760, 4898, 4960, 5270, 5372, 5530, 6076, 6320, 6664, 6715, 6944, 7378, 7595, 7742, 7840, 8330, 8432, 8680, 8848, 9401, 9520, 9796, 10540, 10744, 11060, 12152, 12245, 12640, 13328, 13430, 14756, 15190, 15484, 16660, 16864, 17143, 17360, 17696, 18445, 18802, 19040, 19355, 19592, 21080, 21488, 22120, 24304, 24490, 25823, 26656, 26860, 29512, 30380, 30968, 33320, 34286, 34720, 36890, 37604, 38710, 39184, 41633, 42160, 42976, 44240, 47005, 48608, 48980, 51646, 53720, 59024, 60760, 61936, 65807, 66640, 68572, 73780, 75208, 77420, 78368, 83266, 84320, 85715, 88480, 94010, 97960, 103292, 107440, 118048, 120001, 121520, 123872, 129115, 131614, 133280, 137144, 147560, 150416, 154840, 166532, 171430, 188020, 195920, 206584, 208165, 214880, 240002, 243040, 258230, 263228, 274288, 291431, 295120, 300832, 309680, 329035, 333064, 342860, 376040, 391840, 413168, 416330, 480004, 516460, 526456, 548576, 582862, 590240, 600005, 619360, 658070, 666128, 685720, 752080, 826336, 832660, 960008, 1032920, 1052912, 1165724, 1200010, 1316140, 1332256, 1371440, 1457155, 1504160, 1665320, 1920016, 2040017, 2065840, 2105824, 2331448, 2400020, 2632280, 2742880, 2914310, 3330640, 3840032, 4080034, 4131680, 4662896, 4800040, 5264560, 5828620, 6661280, 8160068, 9325792, 9600080, 10200085, 10529120, 11657240, 16320136, 19200160, 20400170, 23314480, 32640272, 40800340, 46628960, 65280544, 81600680, 163201360, 326402720]

約数ペア:

[(1, 326402720), (2, 163201360), (4, 81600680), (5, 65280544), (7, 46628960), (8, 40800340), (10, 32640272), (14, 23314480), (16, 20400170), (17, 19200160), (20, 16320136), (28, 11657240), (31, 10529120), (32, 10200085), (34, 9600080), (35, 9325792), (40, 8160068), (49, 6661280), (56, 5828620), (62, 5264560), (68, 4800040), (70, 4662896), (79, 4131680), (80, 4080034), (85, 3840032), (98, 3330640), (112, 2914310), (119, 2742880), (124, 2632280), (136, 2400020), (140, 2331448), (155, 2105824), (158, 2065840), (160, 2040017), (170, 1920016), (196, 1665320), (217, 1504160), (224, 1457155), (238, 1371440), (245, 1332256), (248, 1316140), (272, 1200010), (280, 1165724), (310, 1052912), (316, 1032920), (340, 960008), (392, 832660), (395, 826336), (434, 752080), (476, 685720), (490, 666128), (496, 658070), (527, 619360), (544, 600005), (553, 590240), (560, 582862), (595, 548576), (620, 526456), (632, 516460), (680, 480004), (784, 416330), (790, 413168), (833, 391840), (868, 376040), (952, 342860), (980, 333064), (992, 329035), (1054, 309680), (1085, 300832), (1106, 295120), (1120, 291431), (1190, 274288), (1240, 263228), (1264, 258230), (1343, 243040), (1360, 240002), (1519, 214880), (1568, 208165), (1580, 206584), (1666, 195920), (1736, 188020), (1904, 171430), (1960, 166532), (2108, 154840), (2170, 150416), (2212, 147560), (2380, 137144), (2449, 133280), (2480, 131614), (2528, 129115), (2635, 123872), (2686, 121520), (2720, 120001), (2765, 118048), (3038, 107440), (3160, 103292), (3332, 97960), (3472, 94010), (3689, 88480), (3808, 85715), (3871, 84320), (3920, 83266), (4165, 78368), (4216, 77420), (4340, 75208), (4424, 73780), (4760, 68572), (4898, 66640), (4960, 65807), (5270, 61936), (5372, 60760), (5530, 59024), (6076, 53720), (6320, 51646), (6664, 48980), (6715, 48608), (6944, 47005), (7378, 44240), (7595, 42976), (7742, 42160), (7840, 41633), (8330, 39184), (8432, 38710), (8680, 37604), (8848, 36890), (9401, 34720), (9520, 34286), (9796, 33320), (10540, 30968), (10744, 30380), (11060, 29512), (12152, 26860), (12245, 26656), (12640, 25823), (13328, 24490), (13430, 24304), (14756, 22120), (15190, 21488), (15484, 21080), (16660, 19592), (16864, 19355), (17143, 19040), (17360, 18802), (17696, 18445)]