213499440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3851}}^1$

素因数の和:3888

約数の個数: 240

約数和(自身を含む): 894157056

約数和(自身を除く): 680657616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3851, 3960, 4620, 5040, 5544, 6160, 6930, 7702, 7920, 9240, 11088, 11553, 13860, 15404, 18480, 19255, 23106, 26957, 27720, 30808, 34659, 38510, 42361, 46212, 53914, 55440, 57765, 61616, 69318, 77020, 80871, 84722, 92424, 107828, 115530, 127083, 134785, 138636, 154040, 161742, 169444, 173295, 184848, 211805, 215656, 231060, 242613, 254166, 269570, 277272, 296527, 308080, 323484, 338888, 346590, 381249, 404355, 423610, 431312, 462120, 485226, 508332, 539140, 554544, 593054, 635415, 646968, 677776, 693180, 762498, 808710, 847220, 889581, 924240, 970452, 1016664, 1078280, 1186108, 1213065, 1270830, 1293936, 1386360, 1482635, 1524996, 1617420, 1694440, 1779162, 1906245, 1940904, 2033328, 2156560, 2372216, 2426130, 2541660, 2668743, 2772720, 2965270, 3049992, 3234840, 3388880, 3558324, 3812490, 3881808, 4447905, 4744432, 4852260, 5083320, 5337486, 5930540, 6099984, 6469680, 7116648, 7624980, 8895810, 9704520, 10166640, 10674972, 11861080, 13343715, 14233296, 15249960, 17791620, 19409040, 21349944, 23722160, 26687430, 30499920, 35583240, 42699888, 53374860, 71166480, 106749720, 213499440]

約数ペア:

[(1, 213499440), (2, 106749720), (3, 71166480), (4, 53374860), (5, 42699888), (6, 35583240), (7, 30499920), (8, 26687430), (9, 23722160), (10, 21349944), (11, 19409040), (12, 17791620), (14, 15249960), (15, 14233296), (16, 13343715), (18, 11861080), (20, 10674972), (21, 10166640), (22, 9704520), (24, 8895810), (28, 7624980), (30, 7116648), (33, 6469680), (35, 6099984), (36, 5930540), (40, 5337486), (42, 5083320), (44, 4852260), (45, 4744432), (48, 4447905), (55, 3881808), (56, 3812490), (60, 3558324), (63, 3388880), (66, 3234840), (70, 3049992), (72, 2965270), (77, 2772720), (80, 2668743), (84, 2541660), (88, 2426130), (90, 2372216), (99, 2156560), (105, 2033328), (110, 1940904), (112, 1906245), (120, 1779162), (126, 1694440), (132, 1617420), (140, 1524996), (144, 1482635), (154, 1386360), (165, 1293936), (168, 1270830), (176, 1213065), (180, 1186108), (198, 1078280), (210, 1016664), (220, 970452), (231, 924240), (240, 889581), (252, 847220), (264, 808710), (280, 762498), (308, 693180), (315, 677776), (330, 646968), (336, 635415), (360, 593054), (385, 554544), (396, 539140), (420, 508332), (440, 485226), (462, 462120), (495, 431312), (504, 423610), (528, 404355), (560, 381249), (616, 346590), (630, 338888), (660, 323484), (693, 308080), (720, 296527), (770, 277272), (792, 269570), (840, 254166), (880, 242613), (924, 231060), (990, 215656), (1008, 211805), (1155, 184848), (1232, 173295), (1260, 169444), (1320, 161742), (1386, 154040), (1540, 138636), (1584, 134785), (1680, 127083), (1848, 115530), (1980, 107828), (2310, 92424), (2520, 84722), (2640, 80871), (2772, 77020), (3080, 69318), (3465, 61616), (3696, 57765), (3851, 55440), (3960, 53914), (4620, 46212), (5040, 42361), (5544, 38510), (6160, 34659), (6930, 30808), (7702, 27720), (7920, 26957), (9240, 23106), (11088, 19255), (11553, 18480), (13860, 15404)]