8999640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 128

約数和(自身を含む): 32356800

約数和(自身を除く): 23357160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 641, 702, 780, 936, 1080, 1170, 1282, 1404, 1560, 1755, 1923, 2340, 2564, 2808, 3205, 3510, 3846, 4680, 5128, 5769, 6410, 7020, 7692, 8333, 9615, 11538, 12820, 14040, 15384, 16666, 17307, 19230, 23076, 24999, 25640, 28845, 33332, 34614, 38460, 41665, 46152, 49998, 57690, 66664, 69228, 74997, 76920, 83330, 86535, 99996, 115380, 124995, 138456, 149994, 166660, 173070, 199992, 224991, 230760, 249990, 299988, 333320, 346140, 374985, 449982, 499980, 599976, 692280, 749970, 899964, 999960, 1124955, 1499940, 1799928, 2249910, 2999880, 4499820, 8999640]

約数ペア:

[(1, 8999640), (2, 4499820), (3, 2999880), (4, 2249910), (5, 1799928), (6, 1499940), (8, 1124955), (9, 999960), (10, 899964), (12, 749970), (13, 692280), (15, 599976), (18, 499980), (20, 449982), (24, 374985), (26, 346140), (27, 333320), (30, 299988), (36, 249990), (39, 230760), (40, 224991), (45, 199992), (52, 173070), (54, 166660), (60, 149994), (65, 138456), (72, 124995), (78, 115380), (90, 99996), (104, 86535), (108, 83330), (117, 76920), (120, 74997), (130, 69228), (135, 66664), (156, 57690), (180, 49998), (195, 46152), (216, 41665), (234, 38460), (260, 34614), (270, 33332), (312, 28845), (351, 25640), (360, 24999), (390, 23076), (468, 19230), (520, 17307), (540, 16666), (585, 15384), (641, 14040), (702, 12820), (780, 11538), (936, 9615), (1080, 8333), (1170, 7692), (1282, 7020), (1404, 6410), (1560, 5769), (1755, 5128), (1923, 4680), (2340, 3846), (2564, 3510), (2808, 3205)]