137003020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 372314880

約数和(自身を除く): 235311860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 71, 77, 98, 110, 140, 142, 154, 179, 196, 220, 245, 284, 308, 355, 358, 385, 490, 497, 539, 710, 716, 770, 781, 895, 980, 994, 1078, 1253, 1420, 1540, 1562, 1790, 1969, 1988, 2156, 2485, 2506, 2695, 3124, 3479, 3580, 3905, 3938, 4970, 5012, 5390, 5467, 6265, 6958, 7810, 7876, 8771, 9845, 9940, 10780, 10934, 12530, 12709, 13783, 13916, 15620, 17395, 17542, 19690, 21868, 25060, 25418, 27335, 27566, 34790, 35084, 38269, 39380, 43855, 50836, 54670, 55132, 63545, 68915, 69580, 76538, 87710, 88963, 96481, 109340, 127090, 137830, 139799, 153076, 175420, 177926, 191345, 192962, 254180, 275660, 279598, 355852, 382690, 385924, 444815, 482405, 559196, 622741, 698995, 765380, 889630, 964810, 978593, 1245482, 1397990, 1779260, 1929620, 1957186, 2490964, 2795980, 3113705, 3914372, 4892965, 6227410, 6850151, 9785930, 12454820, 13700302, 19571860, 27400604, 34250755, 68501510, 137003020]

約数ペア:

[(1, 137003020), (2, 68501510), (4, 34250755), (5, 27400604), (7, 19571860), (10, 13700302), (11, 12454820), (14, 9785930), (20, 6850151), (22, 6227410), (28, 4892965), (35, 3914372), (44, 3113705), (49, 2795980), (55, 2490964), (70, 1957186), (71, 1929620), (77, 1779260), (98, 1397990), (110, 1245482), (140, 978593), (142, 964810), (154, 889630), (179, 765380), (196, 698995), (220, 622741), (245, 559196), (284, 482405), (308, 444815), (355, 385924), (358, 382690), (385, 355852), (490, 279598), (497, 275660), (539, 254180), (710, 192962), (716, 191345), (770, 177926), (781, 175420), (895, 153076), (980, 139799), (994, 137830), (1078, 127090), (1253, 109340), (1420, 96481), (1540, 88963), (1562, 87710), (1790, 76538), (1969, 69580), (1988, 68915), (2156, 63545), (2485, 55132), (2506, 54670), (2695, 50836), (3124, 43855), (3479, 39380), (3580, 38269), (3905, 35084), (3938, 34790), (4970, 27566), (5012, 27335), (5390, 25418), (5467, 25060), (6265, 21868), (6958, 19690), (7810, 17542), (7876, 17395), (8771, 15620), (9845, 13916), (9940, 13783), (10780, 12709), (10934, 12530)]