29700720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 116992512

約数和(自身を除く): 87291792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 83, 84, 90, 105, 112, 120, 126, 140, 142, 144, 166, 168, 180, 210, 213, 240, 249, 252, 280, 284, 315, 332, 336, 355, 360, 415, 420, 426, 497, 498, 504, 560, 568, 581, 630, 639, 664, 710, 720, 747, 830, 840, 852, 994, 996, 1008, 1065, 1136, 1162, 1245, 1260, 1278, 1328, 1420, 1491, 1494, 1660, 1680, 1704, 1743, 1988, 1992, 2130, 2324, 2485, 2490, 2520, 2556, 2840, 2905, 2982, 2988, 3195, 3320, 3408, 3486, 3735, 3976, 3984, 4260, 4473, 4648, 4970, 4980, 5040, 5112, 5229, 5680, 5810, 5893, 5964, 5976, 6390, 6640, 6972, 7455, 7470, 7952, 8520, 8715, 8946, 9296, 9940, 9960, 10224, 10458, 11620, 11786, 11928, 11952, 12780, 13944, 14910, 14940, 17040, 17430, 17679, 17892, 19880, 19920, 20916, 22365, 23240, 23572, 23856, 25560, 26145, 27888, 29465, 29820, 29880, 34860, 35358, 35784, 39760, 41251, 41832, 44730, 46480, 47144, 51120, 52290, 53037, 58930, 59640, 59760, 69720, 70716, 71568, 82502, 83664, 88395, 89460, 94288, 104580, 106074, 117860, 119280, 123753, 139440, 141432, 165004, 176790, 178920, 206255, 209160, 212148, 235720, 247506, 265185, 282864, 330008, 353580, 357840, 371259, 412510, 418320, 424296, 471440, 495012, 530370, 618765, 660016, 707160, 742518, 825020, 848592, 990024, 1060740, 1237530, 1414320, 1485036, 1650040, 1856295, 1980048, 2121480, 2475060, 2970072, 3300080, 3712590, 4242960, 4950120, 5940144, 7425180, 9900240, 14850360, 29700720]

約数ペア:

[(1, 29700720), (2, 14850360), (3, 9900240), (4, 7425180), (5, 5940144), (6, 4950120), (7, 4242960), (8, 3712590), (9, 3300080), (10, 2970072), (12, 2475060), (14, 2121480), (15, 1980048), (16, 1856295), (18, 1650040), (20, 1485036), (21, 1414320), (24, 1237530), (28, 1060740), (30, 990024), (35, 848592), (36, 825020), (40, 742518), (42, 707160), (45, 660016), (48, 618765), (56, 530370), (60, 495012), (63, 471440), (70, 424296), (71, 418320), (72, 412510), (80, 371259), (83, 357840), (84, 353580), (90, 330008), (105, 282864), (112, 265185), (120, 247506), (126, 235720), (140, 212148), (142, 209160), (144, 206255), (166, 178920), (168, 176790), (180, 165004), (210, 141432), (213, 139440), (240, 123753), (249, 119280), (252, 117860), (280, 106074), (284, 104580), (315, 94288), (332, 89460), (336, 88395), (355, 83664), (360, 82502), (415, 71568), (420, 70716), (426, 69720), (497, 59760), (498, 59640), (504, 58930), (560, 53037), (568, 52290), (581, 51120), (630, 47144), (639, 46480), (664, 44730), (710, 41832), (720, 41251), (747, 39760), (830, 35784), (840, 35358), (852, 34860), (994, 29880), (996, 29820), (1008, 29465), (1065, 27888), (1136, 26145), (1162, 25560), (1245, 23856), (1260, 23572), (1278, 23240), (1328, 22365), (1420, 20916), (1491, 19920), (1494, 19880), (1660, 17892), (1680, 17679), (1704, 17430), (1743, 17040), (1988, 14940), (1992, 14910), (2130, 13944), (2324, 12780), (2485, 11952), (2490, 11928), (2520, 11786), (2556, 11620), (2840, 10458), (2905, 10224), (2982, 9960), (2988, 9940), (3195, 9296), (3320, 8946), (3408, 8715), (3486, 8520), (3735, 7952), (3976, 7470), (3984, 7455), (4260, 6972), (4473, 6640), (4648, 6390), (4970, 5976), (4980, 5964), (5040, 5893), (5112, 5810), (5229, 5680)]