1216407780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1601}}^1$

素因数の和:1696

約数の個数: 240

約数和(自身を含む): 4428902016

約数和(自身を除く): 3212494236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 67, 70, 81, 84, 90, 105, 108, 126, 134, 135, 140, 162, 180, 189, 201, 210, 252, 268, 270, 315, 324, 335, 378, 402, 405, 420, 469, 540, 567, 603, 630, 670, 756, 804, 810, 938, 945, 1005, 1134, 1206, 1260, 1340, 1407, 1601, 1620, 1809, 1876, 1890, 2010, 2268, 2345, 2412, 2814, 2835, 3015, 3202, 3618, 3780, 4020, 4221, 4690, 4803, 5427, 5628, 5670, 6030, 6404, 7035, 7236, 8005, 8442, 9045, 9380, 9606, 10854, 11207, 11340, 12060, 12663, 14070, 14409, 16010, 16884, 18090, 19212, 21105, 21708, 22414, 24015, 25326, 27135, 28140, 28818, 32020, 33621, 36180, 37989, 42210, 43227, 44828, 48030, 50652, 54270, 56035, 57636, 63315, 67242, 72045, 75978, 84420, 86454, 96060, 100863, 107267, 108540, 112070, 126630, 129681, 134484, 144090, 151956, 168105, 172908, 189945, 201726, 214534, 216135, 224140, 253260, 259362, 288180, 302589, 321801, 336210, 379890, 403452, 429068, 432270, 504315, 518724, 536335, 605178, 643602, 648405, 672420, 750869, 759780, 864540, 907767, 965403, 1008630, 1072670, 1210356, 1287204, 1296810, 1501738, 1512945, 1609005, 1815534, 1930806, 2017260, 2145340, 2252607, 2593620, 2896209, 3003476, 3025890, 3218010, 3631068, 3754345, 3861612, 4505214, 4538835, 4827015, 5792418, 6051780, 6436020, 6757821, 7508690, 8688627, 9010428, 9077670, 9654030, 11263035, 11584836, 13515642, 14481045, 15017380, 17377254, 18155340, 19308060, 20273463, 22526070, 27031284, 28962090, 33789105, 34754508, 40546926, 43443135, 45052140, 57924180, 60820389, 67578210, 81093852, 86886270, 101367315, 121640778, 135156420, 173772540, 202734630, 243281556, 304101945, 405469260, 608203890, 1216407780]

約数ペア:

[(1, 1216407780), (2, 608203890), (3, 405469260), (4, 304101945), (5, 243281556), (6, 202734630), (7, 173772540), (9, 135156420), (10, 121640778), (12, 101367315), (14, 86886270), (15, 81093852), (18, 67578210), (20, 60820389), (21, 57924180), (27, 45052140), (28, 43443135), (30, 40546926), (35, 34754508), (36, 33789105), (42, 28962090), (45, 27031284), (54, 22526070), (60, 20273463), (63, 19308060), (67, 18155340), (70, 17377254), (81, 15017380), (84, 14481045), (90, 13515642), (105, 11584836), (108, 11263035), (126, 9654030), (134, 9077670), (135, 9010428), (140, 8688627), (162, 7508690), (180, 6757821), (189, 6436020), (201, 6051780), (210, 5792418), (252, 4827015), (268, 4538835), (270, 4505214), (315, 3861612), (324, 3754345), (335, 3631068), (378, 3218010), (402, 3025890), (405, 3003476), (420, 2896209), (469, 2593620), (540, 2252607), (567, 2145340), (603, 2017260), (630, 1930806), (670, 1815534), (756, 1609005), (804, 1512945), (810, 1501738), (938, 1296810), (945, 1287204), (1005, 1210356), (1134, 1072670), (1206, 1008630), (1260, 965403), (1340, 907767), (1407, 864540), (1601, 759780), (1620, 750869), (1809, 672420), (1876, 648405), (1890, 643602), (2010, 605178), (2268, 536335), (2345, 518724), (2412, 504315), (2814, 432270), (2835, 429068), (3015, 403452), (3202, 379890), (3618, 336210), (3780, 321801), (4020, 302589), (4221, 288180), (4690, 259362), (4803, 253260), (5427, 224140), (5628, 216135), (5670, 214534), (6030, 201726), (6404, 189945), (7035, 172908), (7236, 168105), (8005, 151956), (8442, 144090), (9045, 134484), (9380, 129681), (9606, 126630), (10854, 112070), (11207, 108540), (11340, 107267), (12060, 100863), (12663, 96060), (14070, 86454), (14409, 84420), (16010, 75978), (16884, 72045), (18090, 67242), (19212, 63315), (21105, 57636), (21708, 56035), (22414, 54270), (24015, 50652), (25326, 48030), (27135, 44828), (28140, 43227), (28818, 42210), (32020, 37989), (33621, 36180)]