20622544560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{86533}}^1$

素因数の和:86883

約数の個数: 120

約数和(自身を含む): 69467418384

約数和(自身を除く): 48844873824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 331, 360, 662, 720, 993, 1324, 1655, 1986, 2648, 2979, 3310, 3972, 4965, 5296, 5958, 6620, 7944, 9930, 11916, 13240, 14895, 15888, 19860, 23832, 26480, 29790, 39720, 47664, 59580, 79440, 86533, 119160, 173066, 238320, 259599, 346132, 432665, 519198, 692264, 778797, 865330, 1038396, 1297995, 1384528, 1557594, 1730660, 2076792, 2595990, 3115188, 3461320, 3893985, 4153584, 5191980, 6230376, 6922640, 7787970, 10383960, 12460752, 15575940, 20767920, 28642423, 31151880, 57284846, 62303760, 85927269, 114569692, 143212115, 171854538, 229139384, 257781807, 286424230, 343709076, 429636345, 458278768, 515563614, 572848460, 687418152, 859272690, 1031127228, 1145696920, 1288909035, 1374836304, 1718545380, 2062254456, 2291393840, 2577818070, 3437090760, 4124508912, 5155636140, 6874181520, 10311272280, 20622544560]

約数ペア:

[(1, 20622544560), (2, 10311272280), (3, 6874181520), (4, 5155636140), (5, 4124508912), (6, 3437090760), (8, 2577818070), (9, 2291393840), (10, 2062254456), (12, 1718545380), (15, 1374836304), (16, 1288909035), (18, 1145696920), (20, 1031127228), (24, 859272690), (30, 687418152), (36, 572848460), (40, 515563614), (45, 458278768), (48, 429636345), (60, 343709076), (72, 286424230), (80, 257781807), (90, 229139384), (120, 171854538), (144, 143212115), (180, 114569692), (240, 85927269), (331, 62303760), (360, 57284846), (662, 31151880), (720, 28642423), (993, 20767920), (1324, 15575940), (1655, 12460752), (1986, 10383960), (2648, 7787970), (2979, 6922640), (3310, 6230376), (3972, 5191980), (4965, 4153584), (5296, 3893985), (5958, 3461320), (6620, 3115188), (7944, 2595990), (9930, 2076792), (11916, 1730660), (13240, 1557594), (14895, 1384528), (15888, 1297995), (19860, 1038396), (23832, 865330), (26480, 778797), (29790, 692264), (39720, 519198), (47664, 432665), (59580, 346132), (79440, 259599), (86533, 238320), (119160, 173066)]