212303280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{2579}}^1$

素因数の和:2616

約数の個数: 160

約数和(自身を含む): 767808000

約数和(自身を除く): 555504720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2352, 2579, 2744, 2940, 3430, 3920, 4116, 5145, 5158, 5488, 5880, 6860, 7737, 8232, 10290, 10316, 11760, 12895, 13720, 15474, 16464, 18053, 20580, 20632, 25790, 27440, 30948, 36106, 38685, 41160, 41264, 51580, 54159, 61896, 72212, 77370, 82320, 90265, 103160, 108318, 123792, 126371, 144424, 154740, 180530, 206320, 216636, 252742, 270795, 288848, 309480, 361060, 379113, 433272, 505484, 541590, 618960, 631855, 722120, 758226, 866544, 884597, 1010968, 1083180, 1263710, 1444240, 1516452, 1769194, 1895565, 2021936, 2166360, 2527420, 2653791, 3032904, 3538388, 3791130, 4332720, 4422985, 5054840, 5307582, 6065808, 7076776, 7582260, 8845970, 10109680, 10615164, 13268955, 14153552, 15164520, 17691940, 21230328, 26537910, 30329040, 35383880, 42460656, 53075820, 70767760, 106151640, 212303280]

約数ペア:

[(1, 212303280), (2, 106151640), (3, 70767760), (4, 53075820), (5, 42460656), (6, 35383880), (7, 30329040), (8, 26537910), (10, 21230328), (12, 17691940), (14, 15164520), (15, 14153552), (16, 13268955), (20, 10615164), (21, 10109680), (24, 8845970), (28, 7582260), (30, 7076776), (35, 6065808), (40, 5307582), (42, 5054840), (48, 4422985), (49, 4332720), (56, 3791130), (60, 3538388), (70, 3032904), (80, 2653791), (84, 2527420), (98, 2166360), (105, 2021936), (112, 1895565), (120, 1769194), (140, 1516452), (147, 1444240), (168, 1263710), (196, 1083180), (210, 1010968), (240, 884597), (245, 866544), (280, 758226), (294, 722120), (336, 631855), (343, 618960), (392, 541590), (420, 505484), (490, 433272), (560, 379113), (588, 361060), (686, 309480), (735, 288848), (784, 270795), (840, 252742), (980, 216636), (1029, 206320), (1176, 180530), (1372, 154740), (1470, 144424), (1680, 126371), (1715, 123792), (1960, 108318), (2058, 103160), (2352, 90265), (2579, 82320), (2744, 77370), (2940, 72212), (3430, 61896), (3920, 54159), (4116, 51580), (5145, 41264), (5158, 41160), (5488, 38685), (5880, 36106), (6860, 30948), (7737, 27440), (8232, 25790), (10290, 20632), (10316, 20580), (11760, 18053), (12895, 16464), (13720, 15474)]