49981680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 196844544

約数和(自身を除く): 146862864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 211, 235, 240, 252, 280, 282, 315, 329, 336, 360, 376, 420, 422, 423, 470, 504, 560, 564, 630, 633, 658, 705, 720, 752, 840, 844, 846, 940, 987, 1008, 1055, 1128, 1260, 1266, 1316, 1410, 1477, 1645, 1680, 1688, 1692, 1880, 1899, 1974, 2110, 2115, 2256, 2520, 2532, 2632, 2820, 2954, 2961, 3165, 3290, 3376, 3384, 3760, 3798, 3948, 4220, 4230, 4431, 4935, 5040, 5064, 5264, 5640, 5908, 5922, 6330, 6580, 6768, 7385, 7596, 7896, 8440, 8460, 8862, 9495, 9870, 9917, 10128, 11280, 11816, 11844, 12660, 13160, 13293, 14770, 14805, 15192, 15792, 16880, 16920, 17724, 18990, 19740, 19834, 22155, 23632, 23688, 25320, 26320, 26586, 29540, 29610, 29751, 30384, 33840, 35448, 37980, 39480, 39668, 44310, 47376, 49585, 50640, 53172, 59080, 59220, 59502, 66465, 69419, 70896, 75960, 78960, 79336, 88620, 89253, 99170, 106344, 118160, 118440, 119004, 132930, 138838, 148755, 151920, 158672, 177240, 178506, 198340, 208257, 212688, 236880, 238008, 265860, 277676, 297510, 347095, 354480, 357012, 396680, 416514, 446265, 476016, 531720, 555352, 595020, 624771, 694190, 714024, 793360, 833028, 892530, 1041285, 1063440, 1110704, 1190040, 1249542, 1388380, 1428048, 1666056, 1785060, 2082570, 2380080, 2499084, 2776760, 3123855, 3332112, 3570120, 4165140, 4998168, 5553520, 6247710, 7140240, 8330280, 9996336, 12495420, 16660560, 24990840, 49981680]

約数ペア:

[(1, 49981680), (2, 24990840), (3, 16660560), (4, 12495420), (5, 9996336), (6, 8330280), (7, 7140240), (8, 6247710), (9, 5553520), (10, 4998168), (12, 4165140), (14, 3570120), (15, 3332112), (16, 3123855), (18, 2776760), (20, 2499084), (21, 2380080), (24, 2082570), (28, 1785060), (30, 1666056), (35, 1428048), (36, 1388380), (40, 1249542), (42, 1190040), (45, 1110704), (47, 1063440), (48, 1041285), (56, 892530), (60, 833028), (63, 793360), (70, 714024), (72, 694190), (80, 624771), (84, 595020), (90, 555352), (94, 531720), (105, 476016), (112, 446265), (120, 416514), (126, 396680), (140, 357012), (141, 354480), (144, 347095), (168, 297510), (180, 277676), (188, 265860), (210, 238008), (211, 236880), (235, 212688), (240, 208257), (252, 198340), (280, 178506), (282, 177240), (315, 158672), (329, 151920), (336, 148755), (360, 138838), (376, 132930), (420, 119004), (422, 118440), (423, 118160), (470, 106344), (504, 99170), (560, 89253), (564, 88620), (630, 79336), (633, 78960), (658, 75960), (705, 70896), (720, 69419), (752, 66465), (840, 59502), (844, 59220), (846, 59080), (940, 53172), (987, 50640), (1008, 49585), (1055, 47376), (1128, 44310), (1260, 39668), (1266, 39480), (1316, 37980), (1410, 35448), (1477, 33840), (1645, 30384), (1680, 29751), (1688, 29610), (1692, 29540), (1880, 26586), (1899, 26320), (1974, 25320), (2110, 23688), (2115, 23632), (2256, 22155), (2520, 19834), (2532, 19740), (2632, 18990), (2820, 17724), (2954, 16920), (2961, 16880), (3165, 15792), (3290, 15192), (3376, 14805), (3384, 14770), (3760, 13293), (3798, 13160), (3948, 12660), (4220, 11844), (4230, 11816), (4431, 11280), (4935, 10128), (5040, 9917), (5064, 9870), (5264, 9495), (5640, 8862), (5908, 8460), (5922, 8440), (6330, 7896), (6580, 7596), (6768, 7385)]