260826240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 256

約数和(自身を含む): 901549440

約数和(自身を除く): 640723200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 61, 64, 68, 80, 85, 96, 102, 120, 122, 128, 131, 136, 160, 170, 183, 192, 204, 240, 244, 255, 262, 272, 305, 320, 340, 366, 384, 393, 408, 480, 488, 510, 524, 544, 610, 640, 655, 680, 732, 786, 816, 915, 960, 976, 1020, 1037, 1048, 1088, 1220, 1310, 1360, 1464, 1572, 1632, 1830, 1920, 1952, 1965, 2040, 2074, 2096, 2176, 2227, 2440, 2620, 2720, 2928, 3111, 3144, 3264, 3660, 3904, 3930, 4080, 4148, 4192, 4454, 4880, 5185, 5240, 5440, 5856, 6222, 6288, 6528, 6681, 7320, 7808, 7860, 7991, 8160, 8296, 8384, 8908, 9760, 10370, 10480, 10880, 11135, 11712, 12444, 12576, 13362, 14640, 15555, 15720, 15982, 16320, 16592, 16768, 17816, 19520, 20740, 20960, 22270, 23424, 23973, 24888, 25152, 26724, 29280, 31110, 31440, 31964, 32640, 33184, 33405, 35632, 39040, 39955, 41480, 41920, 44540, 47946, 49776, 50304, 53448, 58560, 62220, 62880, 63928, 66368, 66810, 71264, 79910, 82960, 83840, 89080, 95892, 99552, 106896, 117120, 119865, 124440, 125760, 127856, 132736, 133620, 135847, 142528, 159820, 165920, 178160, 191784, 199104, 213792, 239730, 248880, 251520, 255712, 267240, 271694, 285056, 319640, 331840, 356320, 383568, 398208, 407541, 427584, 479460, 497760, 511424, 534480, 543388, 639280, 663680, 679235, 712640, 767136, 815082, 855168, 958920, 995520, 1022848, 1068960, 1086776, 1278560, 1358470, 1425280, 1534272, 1630164, 1917840, 1991040, 2037705, 2137920, 2173552, 2557120, 2716940, 3068544, 3260328, 3835680, 4075410, 4275840, 4347104, 5114240, 5433880, 6520656, 7671360, 8150820, 8694208, 10867760, 13041312, 15342720, 16301640, 17388416, 21735520, 26082624, 32603280, 43471040, 52165248, 65206560, 86942080, 130413120, 260826240]

約数ペア:

[(1, 260826240), (2, 130413120), (3, 86942080), (4, 65206560), (5, 52165248), (6, 43471040), (8, 32603280), (10, 26082624), (12, 21735520), (15, 17388416), (16, 16301640), (17, 15342720), (20, 13041312), (24, 10867760), (30, 8694208), (32, 8150820), (34, 7671360), (40, 6520656), (48, 5433880), (51, 5114240), (60, 4347104), (61, 4275840), (64, 4075410), (68, 3835680), (80, 3260328), (85, 3068544), (96, 2716940), (102, 2557120), (120, 2173552), (122, 2137920), (128, 2037705), (131, 1991040), (136, 1917840), (160, 1630164), (170, 1534272), (183, 1425280), (192, 1358470), (204, 1278560), (240, 1086776), (244, 1068960), (255, 1022848), (262, 995520), (272, 958920), (305, 855168), (320, 815082), (340, 767136), (366, 712640), (384, 679235), (393, 663680), (408, 639280), (480, 543388), (488, 534480), (510, 511424), (524, 497760), (544, 479460), (610, 427584), (640, 407541), (655, 398208), (680, 383568), (732, 356320), (786, 331840), (816, 319640), (915, 285056), (960, 271694), (976, 267240), (1020, 255712), (1037, 251520), (1048, 248880), (1088, 239730), (1220, 213792), (1310, 199104), (1360, 191784), (1464, 178160), (1572, 165920), (1632, 159820), (1830, 142528), (1920, 135847), (1952, 133620), (1965, 132736), (2040, 127856), (2074, 125760), (2096, 124440), (2176, 119865), (2227, 117120), (2440, 106896), (2620, 99552), (2720, 95892), (2928, 89080), (3111, 83840), (3144, 82960), (3264, 79910), (3660, 71264), (3904, 66810), (3930, 66368), (4080, 63928), (4148, 62880), (4192, 62220), (4454, 58560), (4880, 53448), (5185, 50304), (5240, 49776), (5440, 47946), (5856, 44540), (6222, 41920), (6288, 41480), (6528, 39955), (6681, 39040), (7320, 35632), (7808, 33405), (7860, 33184), (7991, 32640), (8160, 31964), (8296, 31440), (8384, 31110), (8908, 29280), (9760, 26724), (10370, 25152), (10480, 24888), (10880, 23973), (11135, 23424), (11712, 22270), (12444, 20960), (12576, 20740), (13362, 19520), (14640, 17816), (15555, 16768), (15720, 16592), (15982, 16320)]