29819020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 84172032

約数和(自身を除く): 54353012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 67, 68, 70, 77, 85, 110, 119, 134, 140, 154, 170, 187, 220, 238, 268, 289, 308, 335, 340, 374, 385, 469, 476, 578, 595, 670, 737, 748, 770, 935, 938, 1139, 1156, 1190, 1309, 1340, 1445, 1474, 1540, 1870, 1876, 2023, 2278, 2345, 2380, 2618, 2890, 2948, 3179, 3685, 3740, 4046, 4556, 4690, 5159, 5236, 5695, 5780, 6358, 6545, 7370, 7973, 8092, 9380, 10115, 10318, 11390, 12529, 12716, 13090, 14740, 15895, 15946, 19363, 20230, 20636, 22253, 22780, 25058, 25795, 26180, 31790, 31892, 38726, 39865, 40460, 44506, 50116, 51590, 62645, 63580, 77452, 79730, 87703, 89012, 96815, 103180, 111265, 125290, 135541, 159460, 175406, 193630, 212993, 222530, 250580, 271082, 350812, 387260, 425986, 438515, 445060, 542164, 677705, 851972, 877030, 1064965, 1355410, 1490951, 1754060, 2129930, 2710820, 2981902, 4259860, 5963804, 7454755, 14909510, 29819020]

約数ペア:

[(1, 29819020), (2, 14909510), (4, 7454755), (5, 5963804), (7, 4259860), (10, 2981902), (11, 2710820), (14, 2129930), (17, 1754060), (20, 1490951), (22, 1355410), (28, 1064965), (34, 877030), (35, 851972), (44, 677705), (55, 542164), (67, 445060), (68, 438515), (70, 425986), (77, 387260), (85, 350812), (110, 271082), (119, 250580), (134, 222530), (140, 212993), (154, 193630), (170, 175406), (187, 159460), (220, 135541), (238, 125290), (268, 111265), (289, 103180), (308, 96815), (335, 89012), (340, 87703), (374, 79730), (385, 77452), (469, 63580), (476, 62645), (578, 51590), (595, 50116), (670, 44506), (737, 40460), (748, 39865), (770, 38726), (935, 31892), (938, 31790), (1139, 26180), (1156, 25795), (1190, 25058), (1309, 22780), (1340, 22253), (1445, 20636), (1474, 20230), (1540, 19363), (1870, 15946), (1876, 15895), (2023, 14740), (2278, 13090), (2345, 12716), (2380, 12529), (2618, 11390), (2890, 10318), (2948, 10115), (3179, 9380), (3685, 8092), (3740, 7973), (4046, 7370), (4556, 6545), (4690, 6358), (5159, 5780), (5236, 5695)]