861222720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:617

約数の個数: 224

約数和(自身を含む): 2927104128

約数和(自身を除く): 2065881408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 113, 120, 136, 160, 170, 192, 204, 226, 240, 255, 272, 320, 339, 340, 408, 452, 467, 480, 510, 544, 565, 678, 680, 816, 904, 934, 960, 1020, 1088, 1130, 1356, 1360, 1401, 1632, 1695, 1808, 1868, 1921, 2040, 2260, 2335, 2712, 2720, 2802, 3264, 3390, 3616, 3736, 3842, 4080, 4520, 4670, 5424, 5440, 5604, 5763, 6780, 7005, 7232, 7472, 7684, 7939, 8160, 9040, 9340, 9605, 10848, 11208, 11526, 13560, 14010, 14944, 15368, 15878, 16320, 18080, 18680, 19210, 21696, 22416, 23052, 23817, 27120, 28020, 28815, 29888, 30736, 31756, 36160, 37360, 38420, 39695, 44832, 46104, 47634, 52771, 54240, 56040, 57630, 61472, 63512, 74720, 76840, 79390, 89664, 92208, 95268, 105542, 108480, 112080, 115260, 119085, 122944, 127024, 149440, 153680, 158313, 158780, 184416, 190536, 211084, 224160, 230520, 238170, 254048, 263855, 307360, 316626, 317560, 368832, 381072, 422168, 448320, 461040, 476340, 508096, 527710, 614720, 633252, 635120, 762144, 791565, 844336, 897107, 922080, 952680, 1055420, 1266504, 1270240, 1524288, 1583130, 1688672, 1794214, 1844160, 1905360, 2110840, 2533008, 2540480, 2691321, 3166260, 3377344, 3588428, 3810720, 4221680, 4485535, 5066016, 5382642, 6332520, 7176856, 7621440, 8443360, 8971070, 10132032, 10765284, 12665040, 13456605, 14353712, 16886720, 17942140, 21530568, 25330080, 26913210, 28707424, 35884280, 43061136, 50660160, 53826420, 57414848, 71768560, 86122272, 107652840, 143537120, 172244544, 215305680, 287074240, 430611360, 861222720]

約数ペア:

[(1, 861222720), (2, 430611360), (3, 287074240), (4, 215305680), (5, 172244544), (6, 143537120), (8, 107652840), (10, 86122272), (12, 71768560), (15, 57414848), (16, 53826420), (17, 50660160), (20, 43061136), (24, 35884280), (30, 28707424), (32, 26913210), (34, 25330080), (40, 21530568), (48, 17942140), (51, 16886720), (60, 14353712), (64, 13456605), (68, 12665040), (80, 10765284), (85, 10132032), (96, 8971070), (102, 8443360), (113, 7621440), (120, 7176856), (136, 6332520), (160, 5382642), (170, 5066016), (192, 4485535), (204, 4221680), (226, 3810720), (240, 3588428), (255, 3377344), (272, 3166260), (320, 2691321), (339, 2540480), (340, 2533008), (408, 2110840), (452, 1905360), (467, 1844160), (480, 1794214), (510, 1688672), (544, 1583130), (565, 1524288), (678, 1270240), (680, 1266504), (816, 1055420), (904, 952680), (934, 922080), (960, 897107), (1020, 844336), (1088, 791565), (1130, 762144), (1356, 635120), (1360, 633252), (1401, 614720), (1632, 527710), (1695, 508096), (1808, 476340), (1868, 461040), (1921, 448320), (2040, 422168), (2260, 381072), (2335, 368832), (2712, 317560), (2720, 316626), (2802, 307360), (3264, 263855), (3390, 254048), (3616, 238170), (3736, 230520), (3842, 224160), (4080, 211084), (4520, 190536), (4670, 184416), (5424, 158780), (5440, 158313), (5604, 153680), (5763, 149440), (6780, 127024), (7005, 122944), (7232, 119085), (7472, 115260), (7684, 112080), (7939, 108480), (8160, 105542), (9040, 95268), (9340, 92208), (9605, 89664), (10848, 79390), (11208, 76840), (11526, 74720), (13560, 63512), (14010, 61472), (14944, 57630), (15368, 56040), (15878, 54240), (16320, 52771), (18080, 47634), (18680, 46104), (19210, 44832), (21696, 39695), (22416, 38420), (23052, 37360), (23817, 36160), (27120, 31756), (28020, 30736), (28815, 29888)]