681701904

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:766

約数の個数: 240

約数和(自身を含む): 2248856064

約数和(自身を除く): 1567154160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 31, 34, 36, 39, 48, 51, 52, 62, 68, 72, 78, 93, 102, 104, 117, 124, 136, 144, 153, 156, 186, 204, 208, 221, 234, 248, 272, 279, 306, 312, 372, 403, 408, 442, 468, 496, 527, 558, 612, 624, 663, 691, 744, 806, 816, 884, 936, 1054, 1116, 1209, 1224, 1326, 1382, 1488, 1581, 1612, 1768, 1872, 1989, 2073, 2108, 2232, 2418, 2448, 2652, 2764, 3162, 3224, 3536, 3627, 3978, 4146, 4216, 4464, 4743, 4836, 5304, 5528, 6219, 6324, 6448, 6851, 7254, 7956, 8292, 8432, 8983, 9486, 9672, 10608, 11056, 11747, 12438, 12648, 13702, 14508, 15912, 16584, 17966, 18972, 19344, 20553, 21421, 23494, 24876, 25296, 26949, 27404, 29016, 31824, 33168, 35241, 35932, 37944, 41106, 42842, 46988, 49752, 53898, 54808, 58032, 61659, 64263, 70482, 71864, 75888, 80847, 82212, 85684, 93976, 99504, 105723, 107796, 109616, 123318, 128526, 140964, 143728, 152711, 161694, 164424, 171368, 187952, 192789, 211446, 215592, 246636, 257052, 278473, 281928, 305422, 323388, 328848, 342736, 364157, 385578, 422892, 431184, 458133, 493272, 514104, 556946, 563856, 610844, 646776, 728314, 771156, 835419, 845784, 916266, 986544, 1028208, 1092471, 1113892, 1221688, 1293552, 1374399, 1456628, 1542312, 1670838, 1691568, 1832532, 2184942, 2227784, 2443376, 2506257, 2748798, 2913256, 3084624, 3277413, 3341676, 3665064, 4369884, 4455568, 4734041, 5012514, 5497596, 5826512, 6554826, 6683352, 7330128, 8739768, 9468082, 10025028, 10995192, 13109652, 13366704, 14202123, 17479536, 18936164, 20050056, 21990384, 26219304, 28404246, 37872328, 40100112, 42606369, 52438608, 56808492, 75744656, 85212738, 113616984, 170425476, 227233968, 340850952, 681701904]

約数ペア:

[(1, 681701904), (2, 340850952), (3, 227233968), (4, 170425476), (6, 113616984), (8, 85212738), (9, 75744656), (12, 56808492), (13, 52438608), (16, 42606369), (17, 40100112), (18, 37872328), (24, 28404246), (26, 26219304), (31, 21990384), (34, 20050056), (36, 18936164), (39, 17479536), (48, 14202123), (51, 13366704), (52, 13109652), (62, 10995192), (68, 10025028), (72, 9468082), (78, 8739768), (93, 7330128), (102, 6683352), (104, 6554826), (117, 5826512), (124, 5497596), (136, 5012514), (144, 4734041), (153, 4455568), (156, 4369884), (186, 3665064), (204, 3341676), (208, 3277413), (221, 3084624), (234, 2913256), (248, 2748798), (272, 2506257), (279, 2443376), (306, 2227784), (312, 2184942), (372, 1832532), (403, 1691568), (408, 1670838), (442, 1542312), (468, 1456628), (496, 1374399), (527, 1293552), (558, 1221688), (612, 1113892), (624, 1092471), (663, 1028208), (691, 986544), (744, 916266), (806, 845784), (816, 835419), (884, 771156), (936, 728314), (1054, 646776), (1116, 610844), (1209, 563856), (1224, 556946), (1326, 514104), (1382, 493272), (1488, 458133), (1581, 431184), (1612, 422892), (1768, 385578), (1872, 364157), (1989, 342736), (2073, 328848), (2108, 323388), (2232, 305422), (2418, 281928), (2448, 278473), (2652, 257052), (2764, 246636), (3162, 215592), (3224, 211446), (3536, 192789), (3627, 187952), (3978, 171368), (4146, 164424), (4216, 161694), (4464, 152711), (4743, 143728), (4836, 140964), (5304, 128526), (5528, 123318), (6219, 109616), (6324, 107796), (6448, 105723), (6851, 99504), (7254, 93976), (7956, 85684), (8292, 82212), (8432, 80847), (8983, 75888), (9486, 71864), (9672, 70482), (10608, 64263), (11056, 61659), (11747, 58032), (12438, 54808), (12648, 53898), (13702, 49752), (14508, 46988), (15912, 42842), (16584, 41106), (17966, 37944), (18972, 35932), (19344, 35241), (20553, 33168), (21421, 31824), (23494, 29016), (24876, 27404), (25296, 26949)]