20855873520

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{357611}}^1$

素因数の和:357642

約数の個数: 140

約数和(自身を含む): 72701804376

約数和(自身を除く): 51845930856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 29160, 58320, 357611, 715222, 1072833, 1430444, 1788055, 2145666, 2860888, 3218499, 3576110, 4291332, 5364165, 5721776, 6436998, 7152220, 8582664, 9655497, 10728330, 12873996, 14304440, 16092495, 17165328, 19310994, 21456660, 25747992, 28608880, 28966491, 32184990, 38621988, 42913320, 48277485, 51495984, 57932982, 64369980, 77243976, 85826640, 86899473, 96554970, 115865964, 128739960, 144832455, 154487952, 173798946, 193109940, 231731928, 257479920, 260698419, 289664910, 347597892, 386219880, 434497365, 463463856, 521396838, 579329820, 695195784, 772439760, 868994730, 1042793676, 1158659640, 1303492095, 1390391568, 1737989460, 2085587352, 2317319280, 2606984190, 3475978920, 4171174704, 5213968380, 6951957840, 10427936760, 20855873520]

約数ペア:

[(1, 20855873520), (2, 10427936760), (3, 6951957840), (4, 5213968380), (5, 4171174704), (6, 3475978920), (8, 2606984190), (9, 2317319280), (10, 2085587352), (12, 1737989460), (15, 1390391568), (16, 1303492095), (18, 1158659640), (20, 1042793676), (24, 868994730), (27, 772439760), (30, 695195784), (36, 579329820), (40, 521396838), (45, 463463856), (48, 434497365), (54, 386219880), (60, 347597892), (72, 289664910), (80, 260698419), (81, 257479920), (90, 231731928), (108, 193109940), (120, 173798946), (135, 154487952), (144, 144832455), (162, 128739960), (180, 115865964), (216, 96554970), (240, 86899473), (243, 85826640), (270, 77243976), (324, 64369980), (360, 57932982), (405, 51495984), (432, 48277485), (486, 42913320), (540, 38621988), (648, 32184990), (720, 28966491), (729, 28608880), (810, 25747992), (972, 21456660), (1080, 19310994), (1215, 17165328), (1296, 16092495), (1458, 14304440), (1620, 12873996), (1944, 10728330), (2160, 9655497), (2430, 8582664), (2916, 7152220), (3240, 6436998), (3645, 5721776), (3888, 5364165), (4860, 4291332), (5832, 3576110), (6480, 3218499), (7290, 2860888), (9720, 2145666), (11664, 1788055), (14580, 1430444), (19440, 1072833), (29160, 715222), (58320, 357611)]