216621720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1374

約数の個数: 192

約数和(自身を含む): 817240320

約数和(自身を除く): 600618600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 67, 70, 72, 84, 90, 105, 120, 126, 134, 140, 168, 180, 201, 210, 252, 268, 280, 315, 335, 360, 402, 420, 469, 504, 536, 603, 630, 670, 804, 840, 938, 1005, 1206, 1260, 1283, 1340, 1407, 1608, 1876, 2010, 2345, 2412, 2520, 2566, 2680, 2814, 3015, 3752, 3849, 4020, 4221, 4690, 4824, 5132, 5628, 6030, 6415, 7035, 7698, 8040, 8442, 8981, 9380, 10264, 11256, 11547, 12060, 12830, 14070, 15396, 16884, 17962, 18760, 19245, 21105, 23094, 24120, 25660, 26943, 28140, 30792, 33768, 35924, 38490, 42210, 44905, 46188, 51320, 53886, 56280, 57735, 71848, 76980, 80829, 84420, 85961, 89810, 92376, 107772, 115470, 134715, 153960, 161658, 168840, 171922, 179620, 215544, 230940, 257883, 269430, 323316, 343844, 359240, 404145, 429805, 461880, 515766, 538860, 601727, 646632, 687688, 773649, 808290, 859610, 1031532, 1077720, 1203454, 1289415, 1547298, 1616580, 1719220, 1805181, 2063064, 2406908, 2578830, 3008635, 3094596, 3233160, 3438440, 3610362, 3868245, 4813816, 5157660, 5415543, 6017270, 6189192, 7220724, 7736490, 9025905, 10315320, 10831086, 12034540, 14441448, 15472980, 18051810, 21662172, 24069080, 27077715, 30945960, 36103620, 43324344, 54155430, 72207240, 108310860, 216621720]

約数ペア:

[(1, 216621720), (2, 108310860), (3, 72207240), (4, 54155430), (5, 43324344), (6, 36103620), (7, 30945960), (8, 27077715), (9, 24069080), (10, 21662172), (12, 18051810), (14, 15472980), (15, 14441448), (18, 12034540), (20, 10831086), (21, 10315320), (24, 9025905), (28, 7736490), (30, 7220724), (35, 6189192), (36, 6017270), (40, 5415543), (42, 5157660), (45, 4813816), (56, 3868245), (60, 3610362), (63, 3438440), (67, 3233160), (70, 3094596), (72, 3008635), (84, 2578830), (90, 2406908), (105, 2063064), (120, 1805181), (126, 1719220), (134, 1616580), (140, 1547298), (168, 1289415), (180, 1203454), (201, 1077720), (210, 1031532), (252, 859610), (268, 808290), (280, 773649), (315, 687688), (335, 646632), (360, 601727), (402, 538860), (420, 515766), (469, 461880), (504, 429805), (536, 404145), (603, 359240), (630, 343844), (670, 323316), (804, 269430), (840, 257883), (938, 230940), (1005, 215544), (1206, 179620), (1260, 171922), (1283, 168840), (1340, 161658), (1407, 153960), (1608, 134715), (1876, 115470), (2010, 107772), (2345, 92376), (2412, 89810), (2520, 85961), (2566, 84420), (2680, 80829), (2814, 76980), (3015, 71848), (3752, 57735), (3849, 56280), (4020, 53886), (4221, 51320), (4690, 46188), (4824, 44905), (5132, 42210), (5628, 38490), (6030, 35924), (6415, 33768), (7035, 30792), (7698, 28140), (8040, 26943), (8442, 25660), (8981, 24120), (9380, 23094), (10264, 21105), (11256, 19245), (11547, 18760), (12060, 17962), (12830, 16884), (14070, 15396)]