669450880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 1956441600

約数和(自身を除く): 1286990720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 73, 80, 89, 92, 112, 115, 128, 140, 146, 160, 161, 178, 184, 224, 230, 280, 292, 320, 322, 356, 365, 368, 445, 448, 460, 511, 560, 584, 623, 640, 644, 712, 730, 736, 805, 890, 896, 920, 1022, 1120, 1168, 1246, 1288, 1424, 1460, 1472, 1610, 1679, 1780, 1840, 2044, 2047, 2240, 2336, 2492, 2555, 2576, 2848, 2920, 2944, 3115, 3220, 3358, 3560, 3680, 4088, 4094, 4480, 4672, 4984, 5110, 5152, 5696, 5840, 6230, 6440, 6497, 6716, 7120, 7360, 8176, 8188, 8395, 9344, 9968, 10220, 10235, 10304, 11392, 11680, 11753, 12460, 12880, 12994, 13432, 14240, 14329, 14720, 16352, 16376, 16790, 19936, 20440, 20470, 20608, 23360, 23506, 24920, 25760, 25988, 26864, 28480, 28658, 32485, 32704, 32752, 33580, 39872, 40880, 40940, 45479, 46720, 47012, 49840, 51520, 51976, 53728, 56960, 57316, 58765, 64970, 65408, 65504, 67160, 71645, 79744, 81760, 81880, 90958, 94024, 99680, 103040, 103952, 107456, 114632, 117530, 129940, 131008, 134320, 143290, 149431, 163520, 163760, 181916, 188048, 199360, 207904, 214912, 227395, 229264, 235060, 259880, 262016, 268640, 286580, 298862, 327040, 327520, 363832, 376096, 398720, 415808, 454790, 458528, 470120, 519760, 537280, 573160, 597724, 655040, 727664, 747155, 752192, 831616, 909580, 917056, 940240, 1039520, 1046017, 1074560, 1146320, 1195448, 1310080, 1455328, 1494310, 1504384, 1819160, 1834112, 1880480, 2079040, 2092034, 2292640, 2390896, 2910656, 2988620, 3638320, 3760960, 4158080, 4184068, 4585280, 4781792, 5230085, 5821312, 5977240, 7276640, 7521920, 8368136, 9170560, 9563584, 10460170, 11954480, 14553280, 16736272, 19127168, 20920340, 23908960, 29106560, 33472544, 41840680, 47817920, 66945088, 83681360, 95635840, 133890176, 167362720, 334725440, 669450880]

約数ペア:

[(1, 669450880), (2, 334725440), (4, 167362720), (5, 133890176), (7, 95635840), (8, 83681360), (10, 66945088), (14, 47817920), (16, 41840680), (20, 33472544), (23, 29106560), (28, 23908960), (32, 20920340), (35, 19127168), (40, 16736272), (46, 14553280), (56, 11954480), (64, 10460170), (70, 9563584), (73, 9170560), (80, 8368136), (89, 7521920), (92, 7276640), (112, 5977240), (115, 5821312), (128, 5230085), (140, 4781792), (146, 4585280), (160, 4184068), (161, 4158080), (178, 3760960), (184, 3638320), (224, 2988620), (230, 2910656), (280, 2390896), (292, 2292640), (320, 2092034), (322, 2079040), (356, 1880480), (365, 1834112), (368, 1819160), (445, 1504384), (448, 1494310), (460, 1455328), (511, 1310080), (560, 1195448), (584, 1146320), (623, 1074560), (640, 1046017), (644, 1039520), (712, 940240), (730, 917056), (736, 909580), (805, 831616), (890, 752192), (896, 747155), (920, 727664), (1022, 655040), (1120, 597724), (1168, 573160), (1246, 537280), (1288, 519760), (1424, 470120), (1460, 458528), (1472, 454790), (1610, 415808), (1679, 398720), (1780, 376096), (1840, 363832), (2044, 327520), (2047, 327040), (2240, 298862), (2336, 286580), (2492, 268640), (2555, 262016), (2576, 259880), (2848, 235060), (2920, 229264), (2944, 227395), (3115, 214912), (3220, 207904), (3358, 199360), (3560, 188048), (3680, 181916), (4088, 163760), (4094, 163520), (4480, 149431), (4672, 143290), (4984, 134320), (5110, 131008), (5152, 129940), (5696, 117530), (5840, 114632), (6230, 107456), (6440, 103952), (6497, 103040), (6716, 99680), (7120, 94024), (7360, 90958), (8176, 81880), (8188, 81760), (8395, 79744), (9344, 71645), (9968, 67160), (10220, 65504), (10235, 65408), (10304, 64970), (11392, 58765), (11680, 57316), (11753, 56960), (12460, 53728), (12880, 51976), (12994, 51520), (13432, 49840), (14240, 47012), (14329, 46720), (14720, 45479), (16352, 40940), (16376, 40880), (16790, 39872), (19936, 33580), (20440, 32752), (20470, 32704), (20608, 32485), (23360, 28658), (23506, 28480), (24920, 26864), (25760, 25988)]