1788077688

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:1005

約数の個数: 128

約数和(自身を含む): 4875552000

約数和(自身を除く): 3087474312

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 111, 114, 131, 148, 152, 222, 228, 262, 296, 393, 444, 456, 524, 703, 786, 809, 888, 1048, 1406, 1572, 1618, 2109, 2427, 2489, 2812, 3144, 3236, 4218, 4847, 4854, 4978, 5624, 6472, 7467, 8436, 9694, 9708, 9956, 14541, 14934, 15371, 16872, 19388, 19416, 19912, 29082, 29868, 29933, 30742, 38776, 46113, 58164, 59736, 59866, 61484, 89799, 92093, 92226, 105979, 116328, 119732, 122968, 179598, 184186, 184452, 211958, 239464, 276279, 317937, 359196, 368372, 368904, 423916, 552558, 568727, 635874, 718392, 736744, 847832, 1105116, 1137454, 1271748, 1706181, 2013601, 2210232, 2274908, 2543496, 3412362, 3921223, 4027202, 4549816, 6040803, 6824724, 7842446, 8054404, 11763669, 12081606, 13649448, 15684892, 16108808, 23527338, 24163212, 31369784, 47054676, 48326424, 74503237, 94109352, 149006474, 223509711, 298012948, 447019422, 596025896, 894038844, 1788077688]

約数ペア:

[(1, 1788077688), (2, 894038844), (3, 596025896), (4, 447019422), (6, 298012948), (8, 223509711), (12, 149006474), (19, 94109352), (24, 74503237), (37, 48326424), (38, 47054676), (57, 31369784), (74, 24163212), (76, 23527338), (111, 16108808), (114, 15684892), (131, 13649448), (148, 12081606), (152, 11763669), (222, 8054404), (228, 7842446), (262, 6824724), (296, 6040803), (393, 4549816), (444, 4027202), (456, 3921223), (524, 3412362), (703, 2543496), (786, 2274908), (809, 2210232), (888, 2013601), (1048, 1706181), (1406, 1271748), (1572, 1137454), (1618, 1105116), (2109, 847832), (2427, 736744), (2489, 718392), (2812, 635874), (3144, 568727), (3236, 552558), (4218, 423916), (4847, 368904), (4854, 368372), (4978, 359196), (5624, 317937), (6472, 276279), (7467, 239464), (8436, 211958), (9694, 184452), (9708, 184186), (9956, 179598), (14541, 122968), (14934, 119732), (15371, 116328), (16872, 105979), (19388, 92226), (19416, 92093), (19912, 89799), (29082, 61484), (29868, 59866), (29933, 59736), (30742, 58164), (38776, 46113)]