421155840

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{3917}}^1$

素因数の和:3952

約数の個数: 176

約数和(自身を含む): 1539868032

約数和(自身を除く): 1118712192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 3917, 4480, 5120, 5376, 6720, 7168, 7680, 7834, 8960, 10752, 11751, 13440, 15360, 15668, 17920, 19585, 21504, 23502, 26880, 27419, 31336, 35840, 39170, 47004, 53760, 54838, 58755, 62672, 78340, 82257, 94008, 107520, 109676, 117510, 125344, 137095, 156680, 164514, 188016, 219352, 235020, 250688, 274190, 313360, 329028, 376032, 411285, 438704, 470040, 501376, 548380, 626720, 658056, 752064, 822570, 877408, 940080, 1002752, 1096760, 1253440, 1316112, 1504128, 1645140, 1754816, 1880160, 2005504, 2193520, 2506880, 2632224, 3008256, 3290280, 3509632, 3760320, 4011008, 4387040, 5013760, 5264448, 6016512, 6580560, 7019264, 7520640, 8774080, 10027520, 10528896, 12033024, 13161120, 14038528, 15041280, 17548160, 20055040, 21057792, 26322240, 28077056, 30082560, 35096320, 42115584, 52644480, 60165120, 70192640, 84231168, 105288960, 140385280, 210577920, 421155840]

約数ペア:

[(1, 421155840), (2, 210577920), (3, 140385280), (4, 105288960), (5, 84231168), (6, 70192640), (7, 60165120), (8, 52644480), (10, 42115584), (12, 35096320), (14, 30082560), (15, 28077056), (16, 26322240), (20, 21057792), (21, 20055040), (24, 17548160), (28, 15041280), (30, 14038528), (32, 13161120), (35, 12033024), (40, 10528896), (42, 10027520), (48, 8774080), (56, 7520640), (60, 7019264), (64, 6580560), (70, 6016512), (80, 5264448), (84, 5013760), (96, 4387040), (105, 4011008), (112, 3760320), (120, 3509632), (128, 3290280), (140, 3008256), (160, 2632224), (168, 2506880), (192, 2193520), (210, 2005504), (224, 1880160), (240, 1754816), (256, 1645140), (280, 1504128), (320, 1316112), (336, 1253440), (384, 1096760), (420, 1002752), (448, 940080), (480, 877408), (512, 822570), (560, 752064), (640, 658056), (672, 626720), (768, 548380), (840, 501376), (896, 470040), (960, 438704), (1024, 411285), (1120, 376032), (1280, 329028), (1344, 313360), (1536, 274190), (1680, 250688), (1792, 235020), (1920, 219352), (2240, 188016), (2560, 164514), (2688, 156680), (3072, 137095), (3360, 125344), (3584, 117510), (3840, 109676), (3917, 107520), (4480, 94008), (5120, 82257), (5376, 78340), (6720, 62672), (7168, 58755), (7680, 54838), (7834, 53760), (8960, 47004), (10752, 39170), (11751, 35840), (13440, 31336), (15360, 27419), (15668, 26880), (17920, 23502), (19585, 21504)]