138523980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 464486400

約数和(自身を除く): 325962420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 53, 60, 70, 84, 98, 105, 106, 127, 140, 147, 159, 196, 210, 212, 245, 254, 265, 294, 318, 343, 371, 381, 420, 490, 508, 530, 588, 635, 636, 686, 735, 742, 762, 795, 889, 980, 1029, 1060, 1113, 1270, 1372, 1470, 1484, 1524, 1590, 1715, 1778, 1855, 1905, 2058, 2226, 2540, 2597, 2667, 2940, 3180, 3430, 3556, 3710, 3810, 4116, 4445, 4452, 5145, 5194, 5334, 5565, 6223, 6731, 6860, 7420, 7620, 7791, 8890, 10290, 10388, 10668, 11130, 12446, 12985, 13335, 13462, 15582, 17780, 18179, 18669, 20193, 20580, 22260, 24892, 25970, 26670, 26924, 31115, 31164, 33655, 36358, 37338, 38955, 40386, 43561, 47117, 51940, 53340, 54537, 62230, 67310, 72716, 74676, 77910, 80772, 87122, 90895, 93345, 94234, 100965, 109074, 124460, 130683, 134620, 141351, 155820, 174244, 181790, 186690, 188468, 201930, 217805, 218148, 235585, 261366, 272685, 282702, 329819, 363580, 373380, 403860, 435610, 471170, 522732, 545370, 565404, 653415, 659638, 706755, 871220, 942340, 989457, 1090740, 1306830, 1319276, 1413510, 1649095, 1978914, 2308733, 2613660, 2827020, 3298190, 3957828, 4617466, 4947285, 6596380, 6926199, 9234932, 9894570, 11543665, 13852398, 19789140, 23087330, 27704796, 34630995, 46174660, 69261990, 138523980]

約数ペア:

[(1, 138523980), (2, 69261990), (3, 46174660), (4, 34630995), (5, 27704796), (6, 23087330), (7, 19789140), (10, 13852398), (12, 11543665), (14, 9894570), (15, 9234932), (20, 6926199), (21, 6596380), (28, 4947285), (30, 4617466), (35, 3957828), (42, 3298190), (49, 2827020), (53, 2613660), (60, 2308733), (70, 1978914), (84, 1649095), (98, 1413510), (105, 1319276), (106, 1306830), (127, 1090740), (140, 989457), (147, 942340), (159, 871220), (196, 706755), (210, 659638), (212, 653415), (245, 565404), (254, 545370), (265, 522732), (294, 471170), (318, 435610), (343, 403860), (371, 373380), (381, 363580), (420, 329819), (490, 282702), (508, 272685), (530, 261366), (588, 235585), (635, 218148), (636, 217805), (686, 201930), (735, 188468), (742, 186690), (762, 181790), (795, 174244), (889, 155820), (980, 141351), (1029, 134620), (1060, 130683), (1113, 124460), (1270, 109074), (1372, 100965), (1470, 94234), (1484, 93345), (1524, 90895), (1590, 87122), (1715, 80772), (1778, 77910), (1855, 74676), (1905, 72716), (2058, 67310), (2226, 62230), (2540, 54537), (2597, 53340), (2667, 51940), (2940, 47117), (3180, 43561), (3430, 40386), (3556, 38955), (3710, 37338), (3810, 36358), (4116, 33655), (4445, 31164), (4452, 31115), (5145, 26924), (5194, 26670), (5334, 25970), (5565, 24892), (6223, 22260), (6731, 20580), (6860, 20193), (7420, 18669), (7620, 18179), (7791, 17780), (8890, 15582), (10290, 13462), (10388, 13335), (10668, 12985), (11130, 12446)]