78902880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 192

約数和(自身を含む): 296690688

約数和(自身を除く): 217787808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1021, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2042, 2208, 2415, 2576, 2760, 3063, 3220, 3360, 3680, 3864, 4084, 4830, 5105, 5152, 5520, 6126, 6440, 7147, 7728, 8168, 9660, 10210, 11040, 12252, 12880, 14294, 15315, 15456, 16336, 19320, 20420, 21441, 23483, 24504, 25760, 28588, 30630, 32672, 35735, 38640, 40840, 42882, 46966, 49008, 57176, 61260, 70449, 71470, 77280, 81680, 85764, 93932, 98016, 107205, 114352, 117415, 122520, 140898, 142940, 163360, 164381, 171528, 187864, 214410, 228704, 234830, 245040, 281796, 285880, 328762, 343056, 352245, 375728, 428820, 469660, 490080, 493143, 563592, 571760, 657524, 686112, 704490, 751456, 821905, 857640, 939320, 986286, 1127184, 1143520, 1315048, 1408980, 1643810, 1715280, 1878640, 1972572, 2254368, 2465715, 2630096, 2817960, 3287620, 3430560, 3757280, 3945144, 4931430, 5260192, 5635920, 6575240, 7890288, 9862860, 11271840, 13150480, 15780576, 19725720, 26300960, 39451440, 78902880]

約数ペア:

[(1, 78902880), (2, 39451440), (3, 26300960), (4, 19725720), (5, 15780576), (6, 13150480), (7, 11271840), (8, 9862860), (10, 7890288), (12, 6575240), (14, 5635920), (15, 5260192), (16, 4931430), (20, 3945144), (21, 3757280), (23, 3430560), (24, 3287620), (28, 2817960), (30, 2630096), (32, 2465715), (35, 2254368), (40, 1972572), (42, 1878640), (46, 1715280), (48, 1643810), (56, 1408980), (60, 1315048), (69, 1143520), (70, 1127184), (80, 986286), (84, 939320), (92, 857640), (96, 821905), (105, 751456), (112, 704490), (115, 686112), (120, 657524), (138, 571760), (140, 563592), (160, 493143), (161, 490080), (168, 469660), (184, 428820), (210, 375728), (224, 352245), (230, 343056), (240, 328762), (276, 285880), (280, 281796), (322, 245040), (336, 234830), (345, 228704), (368, 214410), (420, 187864), (460, 171528), (480, 164381), (483, 163360), (552, 142940), (560, 140898), (644, 122520), (672, 117415), (690, 114352), (736, 107205), (805, 98016), (840, 93932), (920, 85764), (966, 81680), (1021, 77280), (1104, 71470), (1120, 70449), (1288, 61260), (1380, 57176), (1610, 49008), (1680, 46966), (1840, 42882), (1932, 40840), (2042, 38640), (2208, 35735), (2415, 32672), (2576, 30630), (2760, 28588), (3063, 25760), (3220, 24504), (3360, 23483), (3680, 21441), (3864, 20420), (4084, 19320), (4830, 16336), (5105, 15456), (5152, 15315), (5520, 14294), (6126, 12880), (6440, 12252), (7147, 11040), (7728, 10210), (8168, 9660)]