65247840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{6473}}^1$

素因数の和:6501

約数の個数: 144

約数和(自身を含む): 254505888

約数和(自身を除く): 189258048

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, 6473, 10080, 12946, 19419, 25892, 32365, 38838, 45311, 51784, 58257, 64730, 77676, 90622, 97095, 103568, 116514, 129460, 135933, 155352, 181244, 194190, 207136, 226555, 233028, 258920, 271866, 291285, 310704, 362488, 388380, 407799, 453110, 466056, 517840, 543732, 582570, 621408, 679665, 724976, 776760, 815598, 906220, 932112, 1035680, 1087464, 1165140, 1359330, 1449952, 1553520, 1631196, 1812440, 1864224, 2038995, 2174928, 2330280, 2718660, 3107040, 3262392, 3624880, 4077990, 4349856, 4660560, 5437320, 6524784, 7249760, 8155980, 9321120, 10874640, 13049568, 16311960, 21749280, 32623920, 65247840]

約数ペア:

[(1, 65247840), (2, 32623920), (3, 21749280), (4, 16311960), (5, 13049568), (6, 10874640), (7, 9321120), (8, 8155980), (9, 7249760), (10, 6524784), (12, 5437320), (14, 4660560), (15, 4349856), (16, 4077990), (18, 3624880), (20, 3262392), (21, 3107040), (24, 2718660), (28, 2330280), (30, 2174928), (32, 2038995), (35, 1864224), (36, 1812440), (40, 1631196), (42, 1553520), (45, 1449952), (48, 1359330), (56, 1165140), (60, 1087464), (63, 1035680), (70, 932112), (72, 906220), (80, 815598), (84, 776760), (90, 724976), (96, 679665), (105, 621408), (112, 582570), (120, 543732), (126, 517840), (140, 466056), (144, 453110), (160, 407799), (168, 388380), (180, 362488), (210, 310704), (224, 291285), (240, 271866), (252, 258920), (280, 233028), (288, 226555), (315, 207136), (336, 194190), (360, 181244), (420, 155352), (480, 135933), (504, 129460), (560, 116514), (630, 103568), (672, 97095), (720, 90622), (840, 77676), (1008, 64730), (1120, 58257), (1260, 51784), (1440, 45311), (1680, 38838), (2016, 32365), (2520, 25892), (3360, 19419), (5040, 12946), (6473, 10080)]