219500640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{487}}^1$

素因数の和:821

約数の個数: 144

約数和(自身を含む): 752982048

約数和(自身を除く): 533481408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 313, 360, 480, 487, 626, 720, 939, 974, 1252, 1440, 1461, 1565, 1878, 1948, 2435, 2504, 2817, 2922, 3130, 3756, 3896, 4383, 4695, 4870, 5008, 5634, 5844, 6260, 7305, 7512, 7792, 8766, 9390, 9740, 10016, 11268, 11688, 12520, 14085, 14610, 15024, 15584, 17532, 18780, 19480, 21915, 22536, 23376, 25040, 28170, 29220, 30048, 35064, 37560, 38960, 43830, 45072, 46752, 50080, 56340, 58440, 70128, 75120, 77920, 87660, 90144, 112680, 116880, 140256, 150240, 152431, 175320, 225360, 233760, 304862, 350640, 450720, 457293, 609724, 701280, 762155, 914586, 1219448, 1371879, 1524310, 1829172, 2286465, 2438896, 2743758, 3048620, 3658344, 4572930, 4877792, 5487516, 6097240, 6859395, 7316688, 9145860, 10975032, 12194480, 13718790, 14633376, 18291720, 21950064, 24388960, 27437580, 36583440, 43900128, 54875160, 73166880, 109750320, 219500640]

約数ペア:

[(1, 219500640), (2, 109750320), (3, 73166880), (4, 54875160), (5, 43900128), (6, 36583440), (8, 27437580), (9, 24388960), (10, 21950064), (12, 18291720), (15, 14633376), (16, 13718790), (18, 12194480), (20, 10975032), (24, 9145860), (30, 7316688), (32, 6859395), (36, 6097240), (40, 5487516), (45, 4877792), (48, 4572930), (60, 3658344), (72, 3048620), (80, 2743758), (90, 2438896), (96, 2286465), (120, 1829172), (144, 1524310), (160, 1371879), (180, 1219448), (240, 914586), (288, 762155), (313, 701280), (360, 609724), (480, 457293), (487, 450720), (626, 350640), (720, 304862), (939, 233760), (974, 225360), (1252, 175320), (1440, 152431), (1461, 150240), (1565, 140256), (1878, 116880), (1948, 112680), (2435, 90144), (2504, 87660), (2817, 77920), (2922, 75120), (3130, 70128), (3756, 58440), (3896, 56340), (4383, 50080), (4695, 46752), (4870, 45072), (5008, 43830), (5634, 38960), (5844, 37560), (6260, 35064), (7305, 30048), (7512, 29220), (7792, 28170), (8766, 25040), (9390, 23376), (9740, 22536), (10016, 21915), (11268, 19480), (11688, 18780), (12520, 17532), (14085, 15584), (14610, 15024)]