406456960

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1043

約数の個数: 192

約数和(自身を含む): 1218498120

約数和(自身を除く): 812041160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 640, 728, 784, 832, 896, 910, 980, 997, 1040, 1120, 1274, 1456, 1568, 1664, 1820, 1960, 1994, 2080, 2240, 2548, 2912, 3136, 3185, 3640, 3920, 3988, 4160, 4480, 4985, 5096, 5824, 6272, 6370, 6979, 7280, 7840, 7976, 8320, 9970, 10192, 11648, 12740, 12961, 13958, 14560, 15680, 15952, 19940, 20384, 25480, 25922, 27916, 29120, 31360, 31904, 34895, 39880, 40768, 48853, 50960, 51844, 55832, 58240, 63808, 64805, 69790, 79760, 81536, 90727, 97706, 101920, 103688, 111664, 127616, 129610, 139580, 159520, 181454, 195412, 203840, 207376, 223328, 244265, 259220, 279160, 319040, 362908, 390824, 407680, 414752, 446656, 453635, 488530, 518440, 558320, 635089, 638080, 725816, 781648, 829504, 893312, 907270, 977060, 1036880, 1116640, 1270178, 1451632, 1563296, 1659008, 1814540, 1954120, 2073760, 2233280, 2540356, 2903264, 3126592, 3175445, 3629080, 3908240, 4147520, 4466560, 5080712, 5806528, 6253184, 6350890, 7258160, 7816480, 8295040, 10161424, 11613056, 12701780, 14516320, 15632960, 20322848, 25403560, 29032640, 31265920, 40645696, 50807120, 58065280, 81291392, 101614240, 203228480, 406456960]

約数ペア:

[(1, 406456960), (2, 203228480), (4, 101614240), (5, 81291392), (7, 58065280), (8, 50807120), (10, 40645696), (13, 31265920), (14, 29032640), (16, 25403560), (20, 20322848), (26, 15632960), (28, 14516320), (32, 12701780), (35, 11613056), (40, 10161424), (49, 8295040), (52, 7816480), (56, 7258160), (64, 6350890), (65, 6253184), (70, 5806528), (80, 5080712), (91, 4466560), (98, 4147520), (104, 3908240), (112, 3629080), (128, 3175445), (130, 3126592), (140, 2903264), (160, 2540356), (182, 2233280), (196, 2073760), (208, 1954120), (224, 1814540), (245, 1659008), (260, 1563296), (280, 1451632), (320, 1270178), (364, 1116640), (392, 1036880), (416, 977060), (448, 907270), (455, 893312), (490, 829504), (520, 781648), (560, 725816), (637, 638080), (640, 635089), (728, 558320), (784, 518440), (832, 488530), (896, 453635), (910, 446656), (980, 414752), (997, 407680), (1040, 390824), (1120, 362908), (1274, 319040), (1456, 279160), (1568, 259220), (1664, 244265), (1820, 223328), (1960, 207376), (1994, 203840), (2080, 195412), (2240, 181454), (2548, 159520), (2912, 139580), (3136, 129610), (3185, 127616), (3640, 111664), (3920, 103688), (3988, 101920), (4160, 97706), (4480, 90727), (4985, 81536), (5096, 79760), (5824, 69790), (6272, 64805), (6370, 63808), (6979, 58240), (7280, 55832), (7840, 51844), (7976, 50960), (8320, 48853), (9970, 40768), (10192, 39880), (11648, 34895), (12740, 31904), (12961, 31360), (13958, 29120), (14560, 27916), (15680, 25922), (15952, 25480), (19940, 20384)]