71799840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 288

約数和(自身を含む): 297198720

約数和(自身を除く): 225398880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 419, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 720, 765, 816, 838, 840, 952, 1008, 1020, 1071, 1120, 1190, 1224, 1257, 1260, 1360, 1428, 1440, 1530, 1632, 1676, 1680, 1785, 1904, 2016, 2040, 2095, 2142, 2380, 2448, 2514, 2520, 2720, 2856, 2933, 3060, 3352, 3360, 3570, 3771, 3808, 4080, 4190, 4284, 4760, 4896, 5028, 5040, 5355, 5712, 5866, 6120, 6285, 6704, 7123, 7140, 7542, 8160, 8380, 8568, 8799, 9520, 10056, 10080, 10710, 11424, 11732, 12240, 12570, 13408, 14246, 14280, 14665, 15084, 16760, 17136, 17598, 18855, 19040, 20112, 21369, 21420, 23464, 24480, 25140, 26397, 28492, 28560, 29330, 30168, 33520, 34272, 35196, 35615, 37710, 40224, 42738, 42840, 43995, 46928, 49861, 50280, 52794, 56984, 57120, 58660, 60336, 64107, 67040, 70392, 71230, 75420, 85476, 85680, 87990, 93856, 99722, 100560, 105588, 106845, 113968, 117320, 120672, 128214, 131985, 140784, 142460, 149583, 150840, 170952, 171360, 175980, 199444, 201120, 211176, 213690, 227936, 234640, 249305, 256428, 263970, 281568, 284920, 299166, 301680, 320535, 341904, 351960, 398888, 422352, 427380, 448749, 469280, 498610, 512856, 527940, 569840, 598332, 603360, 641070, 683808, 703920, 747915, 797776, 844704, 854760, 897498, 997220, 1025712, 1055880, 1139680, 1196664, 1282140, 1407840, 1495830, 1595552, 1709520, 1794996, 1994440, 2051424, 2111760, 2243745, 2393328, 2564280, 2991660, 3419040, 3589992, 3988880, 4223520, 4487490, 4786656, 5128560, 5983320, 7179984, 7977760, 8974980, 10257120, 11966640, 14359968, 17949960, 23933280, 35899920, 71799840]

約数ペア:

[(1, 71799840), (2, 35899920), (3, 23933280), (4, 17949960), (5, 14359968), (6, 11966640), (7, 10257120), (8, 8974980), (9, 7977760), (10, 7179984), (12, 5983320), (14, 5128560), (15, 4786656), (16, 4487490), (17, 4223520), (18, 3988880), (20, 3589992), (21, 3419040), (24, 2991660), (28, 2564280), (30, 2393328), (32, 2243745), (34, 2111760), (35, 2051424), (36, 1994440), (40, 1794996), (42, 1709520), (45, 1595552), (48, 1495830), (51, 1407840), (56, 1282140), (60, 1196664), (63, 1139680), (68, 1055880), (70, 1025712), (72, 997220), (80, 897498), (84, 854760), (85, 844704), (90, 797776), (96, 747915), (102, 703920), (105, 683808), (112, 641070), (119, 603360), (120, 598332), (126, 569840), (136, 527940), (140, 512856), (144, 498610), (153, 469280), (160, 448749), (168, 427380), (170, 422352), (180, 398888), (204, 351960), (210, 341904), (224, 320535), (238, 301680), (240, 299166), (252, 284920), (255, 281568), (272, 263970), (280, 256428), (288, 249305), (306, 234640), (315, 227936), (336, 213690), (340, 211176), (357, 201120), (360, 199444), (408, 175980), (419, 171360), (420, 170952), (476, 150840), (480, 149583), (504, 142460), (510, 140784), (544, 131985), (560, 128214), (595, 120672), (612, 117320), (630, 113968), (672, 106845), (680, 105588), (714, 100560), (720, 99722), (765, 93856), (816, 87990), (838, 85680), (840, 85476), (952, 75420), (1008, 71230), (1020, 70392), (1071, 67040), (1120, 64107), (1190, 60336), (1224, 58660), (1257, 57120), (1260, 56984), (1360, 52794), (1428, 50280), (1440, 49861), (1530, 46928), (1632, 43995), (1676, 42840), (1680, 42738), (1785, 40224), (1904, 37710), (2016, 35615), (2040, 35196), (2095, 34272), (2142, 33520), (2380, 30168), (2448, 29330), (2514, 28560), (2520, 28492), (2720, 26397), (2856, 25140), (2933, 24480), (3060, 23464), (3352, 21420), (3360, 21369), (3570, 20112), (3771, 19040), (3808, 18855), (4080, 17598), (4190, 17136), (4284, 16760), (4760, 15084), (4896, 14665), (5028, 14280), (5040, 14246), (5355, 13408), (5712, 12570), (5866, 12240), (6120, 11732), (6285, 11424), (6704, 10710), (7123, 10080), (7140, 10056), (7542, 9520), (8160, 8799), (8380, 8568)]