71081280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 224

約数和(自身を含む): 264566400

約数和(自身を除く): 193485120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 432, 433, 456, 480, 513, 540, 570, 576, 608, 684, 720, 760, 855, 864, 866, 912, 960, 1026, 1080, 1140, 1216, 1299, 1368, 1440, 1520, 1710, 1728, 1732, 1824, 2052, 2160, 2165, 2280, 2565, 2598, 2736, 2880, 3040, 3420, 3464, 3648, 3897, 4104, 4320, 4330, 4560, 5130, 5196, 5472, 6080, 6495, 6840, 6928, 7794, 8208, 8227, 8640, 8660, 9120, 10260, 10392, 10944, 11691, 12990, 13680, 13856, 15588, 16416, 16454, 17320, 18240, 19485, 20520, 20784, 23382, 24681, 25980, 27360, 27712, 31176, 32832, 32908, 34640, 38970, 41040, 41135, 41568, 46764, 49362, 51960, 54720, 58455, 62352, 65816, 69280, 74043, 77940, 82080, 82270, 83136, 93528, 98724, 103920, 116910, 123405, 124704, 131632, 138560, 148086, 155880, 164160, 164540, 187056, 197448, 207840, 222129, 233820, 246810, 249408, 263264, 296172, 311760, 329080, 370215, 374112, 394896, 415680, 444258, 467640, 493620, 526528, 592344, 623520, 658160, 740430, 748224, 789792, 888516, 935280, 987240, 1110645, 1184688, 1247040, 1316320, 1480860, 1579584, 1777032, 1870560, 1974480, 2221290, 2369376, 2632640, 2961720, 3554064, 3741120, 3948960, 4442580, 4738752, 5923440, 7108128, 7897920, 8885160, 11846880, 14216256, 17770320, 23693760, 35540640, 71081280]

約数ペア:

[(1, 71081280), (2, 35540640), (3, 23693760), (4, 17770320), (5, 14216256), (6, 11846880), (8, 8885160), (9, 7897920), (10, 7108128), (12, 5923440), (15, 4738752), (16, 4442580), (18, 3948960), (19, 3741120), (20, 3554064), (24, 2961720), (27, 2632640), (30, 2369376), (32, 2221290), (36, 1974480), (38, 1870560), (40, 1777032), (45, 1579584), (48, 1480860), (54, 1316320), (57, 1247040), (60, 1184688), (64, 1110645), (72, 987240), (76, 935280), (80, 888516), (90, 789792), (95, 748224), (96, 740430), (108, 658160), (114, 623520), (120, 592344), (135, 526528), (144, 493620), (152, 467640), (160, 444258), (171, 415680), (180, 394896), (190, 374112), (192, 370215), (216, 329080), (228, 311760), (240, 296172), (270, 263264), (285, 249408), (288, 246810), (304, 233820), (320, 222129), (342, 207840), (360, 197448), (380, 187056), (432, 164540), (433, 164160), (456, 155880), (480, 148086), (513, 138560), (540, 131632), (570, 124704), (576, 123405), (608, 116910), (684, 103920), (720, 98724), (760, 93528), (855, 83136), (864, 82270), (866, 82080), (912, 77940), (960, 74043), (1026, 69280), (1080, 65816), (1140, 62352), (1216, 58455), (1299, 54720), (1368, 51960), (1440, 49362), (1520, 46764), (1710, 41568), (1728, 41135), (1732, 41040), (1824, 38970), (2052, 34640), (2160, 32908), (2165, 32832), (2280, 31176), (2565, 27712), (2598, 27360), (2736, 25980), (2880, 24681), (3040, 23382), (3420, 20784), (3464, 20520), (3648, 19485), (3897, 18240), (4104, 17320), (4320, 16454), (4330, 16416), (4560, 15588), (5130, 13856), (5196, 13680), (5472, 12990), (6080, 11691), (6495, 10944), (6840, 10392), (6928, 10260), (7794, 9120), (8208, 8660), (8227, 8640)]