87316320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2037

約数の個数: 192

約数和(自身を含む): 338688000

約数和(自身を除く): 251371680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 1999, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 3998, 4368, 5460, 5997, 6240, 7280, 7996, 8736, 9995, 10920, 11994, 13993, 14560, 15992, 19990, 21840, 23988, 25987, 27986, 29985, 31984, 39980, 41979, 43680, 47976, 51974, 55972, 59970, 63968, 69965, 77961, 79960, 83958, 95952, 103948, 111944, 119940, 129935, 139930, 155922, 159920, 167916, 181909, 191904, 207896, 209895, 223888, 239880, 259870, 279860, 311844, 319840, 335832, 363818, 389805, 415792, 419790, 447776, 479760, 519740, 545727, 559720, 623688, 671664, 727636, 779610, 831584, 839580, 909545, 959520, 1039480, 1091454, 1119440, 1247376, 1343328, 1455272, 1559220, 1679160, 1819090, 2078960, 2182908, 2238880, 2494752, 2728635, 2910544, 3118440, 3358320, 3638180, 4157920, 4365816, 5457270, 5821088, 6236880, 6716640, 7276360, 8731632, 10914540, 12473760, 14552720, 17463264, 21829080, 29105440, 43658160, 87316320]

約数ペア:

[(1, 87316320), (2, 43658160), (3, 29105440), (4, 21829080), (5, 17463264), (6, 14552720), (7, 12473760), (8, 10914540), (10, 8731632), (12, 7276360), (13, 6716640), (14, 6236880), (15, 5821088), (16, 5457270), (20, 4365816), (21, 4157920), (24, 3638180), (26, 3358320), (28, 3118440), (30, 2910544), (32, 2728635), (35, 2494752), (39, 2238880), (40, 2182908), (42, 2078960), (48, 1819090), (52, 1679160), (56, 1559220), (60, 1455272), (65, 1343328), (70, 1247376), (78, 1119440), (80, 1091454), (84, 1039480), (91, 959520), (96, 909545), (104, 839580), (105, 831584), (112, 779610), (120, 727636), (130, 671664), (140, 623688), (156, 559720), (160, 545727), (168, 519740), (182, 479760), (195, 447776), (208, 419790), (210, 415792), (224, 389805), (240, 363818), (260, 335832), (273, 319840), (280, 311844), (312, 279860), (336, 259870), (364, 239880), (390, 223888), (416, 209895), (420, 207896), (455, 191904), (480, 181909), (520, 167916), (546, 159920), (560, 155922), (624, 139930), (672, 129935), (728, 119940), (780, 111944), (840, 103948), (910, 95952), (1040, 83958), (1092, 79960), (1120, 77961), (1248, 69965), (1365, 63968), (1456, 59970), (1560, 55972), (1680, 51974), (1820, 47976), (1999, 43680), (2080, 41979), (2184, 39980), (2730, 31984), (2912, 29985), (3120, 27986), (3360, 25987), (3640, 23988), (3998, 21840), (4368, 19990), (5460, 15992), (5997, 14560), (6240, 13993), (7280, 11994), (7996, 10920), (8736, 9995)]