645089760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{63997}}^1$

素因数の和:64025

約数の個数: 144

約数和(自身を含む): 2515889376

約数和(自身を除く): 1870799616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 63997, 127994, 191991, 255988, 319985, 383982, 447979, 511976, 575973, 639970, 767964, 895958, 959955, 1023952, 1151946, 1279940, 1343937, 1535928, 1791916, 1919910, 2047904, 2239895, 2303892, 2559880, 2687874, 2879865, 3071856, 3583832, 3839820, 4031811, 4479790, 4607784, 5119760, 5375748, 5759730, 6143712, 6719685, 7167664, 7679640, 8063622, 8959580, 9215568, 10239520, 10751496, 11519460, 13439370, 14335328, 15359280, 16127244, 17919160, 18431136, 20159055, 21502992, 23038920, 26878740, 30718560, 32254488, 35838320, 40318110, 43005984, 46077840, 53757480, 64508976, 71676640, 80636220, 92155680, 107514960, 129017952, 161272440, 215029920, 322544880, 645089760]

約数ペア:

[(1, 645089760), (2, 322544880), (3, 215029920), (4, 161272440), (5, 129017952), (6, 107514960), (7, 92155680), (8, 80636220), (9, 71676640), (10, 64508976), (12, 53757480), (14, 46077840), (15, 43005984), (16, 40318110), (18, 35838320), (20, 32254488), (21, 30718560), (24, 26878740), (28, 23038920), (30, 21502992), (32, 20159055), (35, 18431136), (36, 17919160), (40, 16127244), (42, 15359280), (45, 14335328), (48, 13439370), (56, 11519460), (60, 10751496), (63, 10239520), (70, 9215568), (72, 8959580), (80, 8063622), (84, 7679640), (90, 7167664), (96, 6719685), (105, 6143712), (112, 5759730), (120, 5375748), (126, 5119760), (140, 4607784), (144, 4479790), (160, 4031811), (168, 3839820), (180, 3583832), (210, 3071856), (224, 2879865), (240, 2687874), (252, 2559880), (280, 2303892), (288, 2239895), (315, 2047904), (336, 1919910), (360, 1791916), (420, 1535928), (480, 1343937), (504, 1279940), (560, 1151946), (630, 1023952), (672, 959955), (720, 895958), (840, 767964), (1008, 639970), (1120, 575973), (1260, 511976), (1440, 447979), (1680, 383982), (2016, 319985), (2520, 255988), (3360, 191991), (5040, 127994), (10080, 63997)]