991867318560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{3187}}^1\times {\mathrm{216127}}^1$

素因数の和:219335

約数の個数: 144

約数和(自身を含む): 3385824938496

約数和(自身を除く): 2393957619936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 3187, 6374, 9561, 12748, 15935, 19122, 25496, 28683, 31870, 38244, 47805, 50992, 57366, 63740, 76488, 95610, 101984, 114732, 127480, 143415, 152976, 191220, 216127, 229464, 254960, 286830, 305952, 382440, 432254, 458928, 509920, 573660, 648381, 764880, 864508, 917856, 1080635, 1147320, 1296762, 1529760, 1729016, 1945143, 2161270, 2294640, 2593524, 3241905, 3458032, 3890286, 4322540, 4589280, 5187048, 6483810, 6916064, 7780572, 8645080, 9725715, 10374096, 12967620, 15561144, 17290160, 19451430, 20748192, 25935240, 31122288, 34580320, 38902860, 51870480, 62244576, 77805720, 103740960, 155611440, 311222880, 688796749, 1377593498, 2066390247, 2755186996, 3443983745, 4132780494, 5510373992, 6199170741, 6887967490, 8265560988, 10331951235, 11020747984, 12398341482, 13775934980, 16531121976, 20663902470, 22041495968, 24796682964, 27551869960, 30995853705, 33062243952, 41327804940, 49593365928, 55103739920, 61991707410, 66124487904, 82655609880, 99186731856, 110207479840, 123983414820, 165311219760, 198373463712, 247966829640, 330622439520, 495933659280, 991867318560]

約数ペア:

[(1, 991867318560), (2, 495933659280), (3, 330622439520), (4, 247966829640), (5, 198373463712), (6, 165311219760), (8, 123983414820), (9, 110207479840), (10, 99186731856), (12, 82655609880), (15, 66124487904), (16, 61991707410), (18, 55103739920), (20, 49593365928), (24, 41327804940), (30, 33062243952), (32, 30995853705), (36, 27551869960), (40, 24796682964), (45, 22041495968), (48, 20663902470), (60, 16531121976), (72, 13775934980), (80, 12398341482), (90, 11020747984), (96, 10331951235), (120, 8265560988), (144, 6887967490), (160, 6199170741), (180, 5510373992), (240, 4132780494), (288, 3443983745), (360, 2755186996), (480, 2066390247), (720, 1377593498), (1440, 688796749), (3187, 311222880), (6374, 155611440), (9561, 103740960), (12748, 77805720), (15935, 62244576), (19122, 51870480), (25496, 38902860), (28683, 34580320), (31870, 31122288), (38244, 25935240), (47805, 20748192), (50992, 19451430), (57366, 17290160), (63740, 15561144), (76488, 12967620), (95610, 10374096), (101984, 9725715), (114732, 8645080), (127480, 7780572), (143415, 6916064), (152976, 6483810), (191220, 5187048), (216127, 4589280), (229464, 4322540), (254960, 3890286), (286830, 3458032), (305952, 3241905), (382440, 2593524), (432254, 2294640), (458928, 2161270), (509920, 1945143), (573660, 1729016), (648381, 1529760), (764880, 1296762), (864508, 1147320), (917856, 1080635)]