2788490040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{4889}}^1$

素因数の和:5014

約数の個数: 192

約数和(自身を含む): 9833594400

約数和(自身を除く): 7045104360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 140, 147, 168, 194, 196, 210, 245, 280, 291, 294, 388, 392, 420, 485, 490, 582, 588, 679, 735, 776, 840, 970, 980, 1164, 1176, 1358, 1455, 1470, 1940, 1960, 2037, 2328, 2716, 2910, 2940, 3395, 3880, 4074, 4753, 4889, 5432, 5820, 5880, 6790, 8148, 9506, 9778, 10185, 11640, 13580, 14259, 14667, 16296, 19012, 19556, 20370, 23765, 24445, 27160, 28518, 29334, 34223, 38024, 39112, 40740, 47530, 48890, 57036, 58668, 68446, 71295, 73335, 81480, 95060, 97780, 102669, 114072, 117336, 136892, 142590, 146670, 171115, 190120, 195560, 205338, 239561, 273784, 285180, 293340, 342230, 410676, 474233, 479122, 513345, 570360, 586680, 684460, 718683, 821352, 948466, 958244, 1026690, 1197805, 1368920, 1422699, 1437366, 1896932, 1916488, 2053380, 2371165, 2395610, 2845398, 2874732, 3319631, 3593415, 3793864, 4106760, 4742330, 4791220, 5690796, 5749464, 6639262, 7113495, 7186830, 9484660, 9582440, 9958893, 11381592, 13278524, 14226990, 14373660, 16598155, 18969320, 19917786, 23237417, 26557048, 28453980, 28747320, 33196310, 39835572, 46474834, 49794465, 56907960, 66392620, 69712251, 79671144, 92949668, 99588930, 116187085, 132785240, 139424502, 185899336, 199177860, 232374170, 278849004, 348561255, 398355720, 464748340, 557698008, 697122510, 929496680, 1394245020, 2788490040]

約数ペア:

[(1, 2788490040), (2, 1394245020), (3, 929496680), (4, 697122510), (5, 557698008), (6, 464748340), (7, 398355720), (8, 348561255), (10, 278849004), (12, 232374170), (14, 199177860), (15, 185899336), (20, 139424502), (21, 132785240), (24, 116187085), (28, 99588930), (30, 92949668), (35, 79671144), (40, 69712251), (42, 66392620), (49, 56907960), (56, 49794465), (60, 46474834), (70, 39835572), (84, 33196310), (97, 28747320), (98, 28453980), (105, 26557048), (120, 23237417), (140, 19917786), (147, 18969320), (168, 16598155), (194, 14373660), (196, 14226990), (210, 13278524), (245, 11381592), (280, 9958893), (291, 9582440), (294, 9484660), (388, 7186830), (392, 7113495), (420, 6639262), (485, 5749464), (490, 5690796), (582, 4791220), (588, 4742330), (679, 4106760), (735, 3793864), (776, 3593415), (840, 3319631), (970, 2874732), (980, 2845398), (1164, 2395610), (1176, 2371165), (1358, 2053380), (1455, 1916488), (1470, 1896932), (1940, 1437366), (1960, 1422699), (2037, 1368920), (2328, 1197805), (2716, 1026690), (2910, 958244), (2940, 948466), (3395, 821352), (3880, 718683), (4074, 684460), (4753, 586680), (4889, 570360), (5432, 513345), (5820, 479122), (5880, 474233), (6790, 410676), (8148, 342230), (9506, 293340), (9778, 285180), (10185, 273784), (11640, 239561), (13580, 205338), (14259, 195560), (14667, 190120), (16296, 171115), (19012, 146670), (19556, 142590), (20370, 136892), (23765, 117336), (24445, 114072), (27160, 102669), (28518, 97780), (29334, 95060), (34223, 81480), (38024, 73335), (39112, 71295), (40740, 68446), (47530, 58668), (48890, 57036)]