725937940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3054

約数の個数: 144

約数和(自身を含む): 2010960000

約数和(自身を除く): 1285022060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1235, 1274, 1330, 1729, 1820, 1862, 2470, 2548, 2660, 2999, 3185, 3458, 3724, 4655, 4940, 5998, 6370, 6916, 8645, 9310, 11996, 12103, 12740, 14995, 17290, 18620, 20993, 24206, 29990, 34580, 38987, 41986, 48412, 56981, 59980, 60515, 77974, 83972, 104965, 113962, 121030, 146951, 155948, 194935, 209930, 227924, 242060, 272909, 284905, 293902, 389870, 398867, 419860, 545818, 569810, 587804, 734755, 740753, 779740, 797734, 1091636, 1139620, 1364545, 1469510, 1481506, 1595468, 1910363, 1994335, 2729090, 2792069, 2939020, 2963012, 3703765, 3820726, 3988670, 5185271, 5458180, 5584138, 7407530, 7641452, 7977340, 9551815, 10370542, 11168276, 13960345, 14815060, 19103630, 20741084, 25926355, 27920690, 36296897, 38207260, 51852710, 55841380, 72593794, 103705420, 145187588, 181484485, 362968970, 725937940]

約数ペア:

[(1, 725937940), (2, 362968970), (4, 181484485), (5, 145187588), (7, 103705420), (10, 72593794), (13, 55841380), (14, 51852710), (19, 38207260), (20, 36296897), (26, 27920690), (28, 25926355), (35, 20741084), (38, 19103630), (49, 14815060), (52, 13960345), (65, 11168276), (70, 10370542), (76, 9551815), (91, 7977340), (95, 7641452), (98, 7407530), (130, 5584138), (133, 5458180), (140, 5185271), (182, 3988670), (190, 3820726), (196, 3703765), (245, 2963012), (247, 2939020), (260, 2792069), (266, 2729090), (364, 1994335), (380, 1910363), (455, 1595468), (490, 1481506), (494, 1469510), (532, 1364545), (637, 1139620), (665, 1091636), (910, 797734), (931, 779740), (980, 740753), (988, 734755), (1235, 587804), (1274, 569810), (1330, 545818), (1729, 419860), (1820, 398867), (1862, 389870), (2470, 293902), (2548, 284905), (2660, 272909), (2999, 242060), (3185, 227924), (3458, 209930), (3724, 194935), (4655, 155948), (4940, 146951), (5998, 121030), (6370, 113962), (6916, 104965), (8645, 83972), (9310, 77974), (11996, 60515), (12103, 59980), (12740, 56981), (14995, 48412), (17290, 41986), (18620, 38987), (20993, 34580), (24206, 29990)]