1780406600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:592

約数の個数: 192

約数和(自身を含む): 5046105600

約数和(自身を除く): 3265699000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 239, 280, 313, 340, 350, 425, 476, 478, 595, 626, 680, 700, 850, 952, 956, 1190, 1195, 1252, 1400, 1565, 1673, 1700, 1912, 2191, 2380, 2390, 2504, 2975, 3130, 3346, 3400, 4063, 4382, 4760, 4780, 5321, 5950, 5975, 6260, 6692, 7825, 8126, 8365, 8764, 9560, 10642, 10955, 11900, 11950, 12520, 13384, 15650, 16252, 16730, 17528, 20315, 21284, 21910, 23800, 23900, 26605, 28441, 31300, 32504, 33460, 37247, 40630, 41825, 42568, 43820, 47800, 53210, 54775, 56882, 62600, 66920, 74494, 74807, 81260, 83650, 87640, 101575, 106420, 109550, 113764, 133025, 142205, 148988, 149614, 162520, 167300, 186235, 203150, 212840, 219100, 227528, 266050, 284410, 297976, 299228, 334600, 372470, 374035, 406300, 438200, 523649, 532100, 568820, 598456, 711025, 744940, 748070, 812600, 931175, 1047298, 1064200, 1137640, 1271719, 1422050, 1489880, 1496140, 1862350, 1870175, 2094596, 2543438, 2618245, 2844100, 2992280, 3724700, 3740350, 4189192, 5086876, 5236490, 5688200, 6358595, 7449400, 7480700, 8902033, 10173752, 10472980, 12717190, 13091225, 14961400, 17804066, 20945960, 25434380, 26182450, 31792975, 35608132, 44510165, 50868760, 52364900, 63585950, 71216264, 89020330, 104729800, 127171900, 178040660, 222550825, 254343800, 356081320, 445101650, 890203300, 1780406600]

約数ペア:

[(1, 1780406600), (2, 890203300), (4, 445101650), (5, 356081320), (7, 254343800), (8, 222550825), (10, 178040660), (14, 127171900), (17, 104729800), (20, 89020330), (25, 71216264), (28, 63585950), (34, 52364900), (35, 50868760), (40, 44510165), (50, 35608132), (56, 31792975), (68, 26182450), (70, 25434380), (85, 20945960), (100, 17804066), (119, 14961400), (136, 13091225), (140, 12717190), (170, 10472980), (175, 10173752), (200, 8902033), (238, 7480700), (239, 7449400), (280, 6358595), (313, 5688200), (340, 5236490), (350, 5086876), (425, 4189192), (476, 3740350), (478, 3724700), (595, 2992280), (626, 2844100), (680, 2618245), (700, 2543438), (850, 2094596), (952, 1870175), (956, 1862350), (1190, 1496140), (1195, 1489880), (1252, 1422050), (1400, 1271719), (1565, 1137640), (1673, 1064200), (1700, 1047298), (1912, 931175), (2191, 812600), (2380, 748070), (2390, 744940), (2504, 711025), (2975, 598456), (3130, 568820), (3346, 532100), (3400, 523649), (4063, 438200), (4382, 406300), (4760, 374035), (4780, 372470), (5321, 334600), (5950, 299228), (5975, 297976), (6260, 284410), (6692, 266050), (7825, 227528), (8126, 219100), (8365, 212840), (8764, 203150), (9560, 186235), (10642, 167300), (10955, 162520), (11900, 149614), (11950, 148988), (12520, 142205), (13384, 133025), (15650, 113764), (16252, 109550), (16730, 106420), (17528, 101575), (20315, 87640), (21284, 83650), (21910, 81260), (23800, 74807), (23900, 74494), (26605, 66920), (28441, 62600), (31300, 56882), (32504, 54775), (33460, 53210), (37247, 47800), (40630, 43820), (41825, 42568)]