721463136

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:541

約数の個数: 192

約数和(自身を含む): 2155507200

約数和(自身を除く): 1434044064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 53, 57, 68, 76, 96, 102, 106, 114, 136, 152, 159, 204, 212, 228, 272, 304, 318, 323, 408, 424, 439, 456, 544, 608, 636, 646, 816, 848, 878, 901, 912, 969, 1007, 1272, 1292, 1317, 1632, 1696, 1756, 1802, 1824, 1938, 2014, 2544, 2584, 2634, 2703, 3021, 3512, 3604, 3876, 4028, 5088, 5168, 5268, 5406, 6042, 7024, 7208, 7463, 7752, 8056, 8341, 10336, 10536, 10812, 12084, 14048, 14416, 14926, 15504, 16112, 16682, 17119, 21072, 21624, 22389, 23267, 24168, 25023, 28832, 29852, 31008, 32224, 33364, 34238, 42144, 43248, 44778, 46534, 48336, 50046, 51357, 59704, 66728, 68476, 69801, 86496, 89556, 93068, 96672, 100092, 102714, 119408, 133456, 136952, 139602, 141797, 179112, 186136, 200184, 205428, 238816, 266912, 273904, 279204, 283594, 358224, 372272, 395539, 400368, 410856, 425391, 442073, 547808, 558408, 567188, 716448, 744544, 791078, 800736, 821712, 850782, 884146, 1116816, 1134376, 1186617, 1326219, 1582156, 1643424, 1701564, 1768292, 2233632, 2268752, 2373234, 2652438, 3164312, 3403128, 3536584, 4537504, 4746468, 5304876, 6328624, 6806256, 7073168, 7515241, 9492936, 10609752, 12657248, 13612512, 14146336, 15030482, 18985872, 21219504, 22545723, 30060964, 37971744, 42439008, 45091446, 60121928, 90182892, 120243856, 180365784, 240487712, 360731568, 721463136]

約数ペア:

[(1, 721463136), (2, 360731568), (3, 240487712), (4, 180365784), (6, 120243856), (8, 90182892), (12, 60121928), (16, 45091446), (17, 42439008), (19, 37971744), (24, 30060964), (32, 22545723), (34, 21219504), (38, 18985872), (48, 15030482), (51, 14146336), (53, 13612512), (57, 12657248), (68, 10609752), (76, 9492936), (96, 7515241), (102, 7073168), (106, 6806256), (114, 6328624), (136, 5304876), (152, 4746468), (159, 4537504), (204, 3536584), (212, 3403128), (228, 3164312), (272, 2652438), (304, 2373234), (318, 2268752), (323, 2233632), (408, 1768292), (424, 1701564), (439, 1643424), (456, 1582156), (544, 1326219), (608, 1186617), (636, 1134376), (646, 1116816), (816, 884146), (848, 850782), (878, 821712), (901, 800736), (912, 791078), (969, 744544), (1007, 716448), (1272, 567188), (1292, 558408), (1317, 547808), (1632, 442073), (1696, 425391), (1756, 410856), (1802, 400368), (1824, 395539), (1938, 372272), (2014, 358224), (2544, 283594), (2584, 279204), (2634, 273904), (2703, 266912), (3021, 238816), (3512, 205428), (3604, 200184), (3876, 186136), (4028, 179112), (5088, 141797), (5168, 139602), (5268, 136952), (5406, 133456), (6042, 119408), (7024, 102714), (7208, 100092), (7463, 96672), (7752, 93068), (8056, 89556), (8341, 86496), (10336, 69801), (10536, 68476), (10812, 66728), (12084, 59704), (14048, 51357), (14416, 50046), (14926, 48336), (15504, 46534), (16112, 44778), (16682, 43248), (17119, 42144), (21072, 34238), (21624, 33364), (22389, 32224), (23267, 31008), (24168, 29852), (25023, 28832)]