248406720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 224

約数和(自身を含む): 863778816

約数和(自身を除く): 615372096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 64, 68, 80, 85, 93, 96, 102, 120, 124, 136, 155, 160, 170, 186, 192, 204, 240, 248, 255, 272, 310, 320, 340, 372, 408, 465, 480, 491, 496, 510, 527, 544, 620, 680, 744, 816, 930, 960, 982, 992, 1020, 1054, 1088, 1240, 1360, 1473, 1488, 1581, 1632, 1860, 1964, 1984, 2040, 2108, 2455, 2480, 2635, 2720, 2946, 2976, 3162, 3264, 3720, 3928, 4080, 4216, 4910, 4960, 5270, 5440, 5892, 5952, 6324, 7365, 7440, 7856, 7905, 8160, 8347, 8432, 9820, 9920, 10540, 11784, 12648, 14730, 14880, 15221, 15712, 15810, 16320, 16694, 16864, 19640, 21080, 23568, 25041, 25296, 29460, 29760, 30442, 31424, 31620, 33388, 33728, 39280, 41735, 42160, 45663, 47136, 50082, 50592, 58920, 60884, 63240, 66776, 76105, 78560, 83470, 84320, 91326, 94272, 100164, 101184, 117840, 121768, 125205, 126480, 133552, 152210, 157120, 166940, 168640, 182652, 200328, 228315, 235680, 243536, 250410, 252960, 258757, 267104, 304420, 333880, 365304, 400656, 456630, 471360, 487072, 500820, 505920, 517514, 534208, 608840, 667760, 730608, 776271, 801312, 913260, 974144, 1001640, 1035028, 1217680, 1293785, 1335520, 1461216, 1552542, 1602624, 1826520, 2003280, 2070056, 2435360, 2587570, 2671040, 2922432, 3105084, 3653040, 3881355, 4006560, 4140112, 4870720, 5175140, 6210168, 7306080, 7762710, 8013120, 8280224, 10350280, 12420336, 14612160, 15525420, 16560448, 20700560, 24840672, 31050840, 41401120, 49681344, 62101680, 82802240, 124203360, 248406720]

約数ペア:

[(1, 248406720), (2, 124203360), (3, 82802240), (4, 62101680), (5, 49681344), (6, 41401120), (8, 31050840), (10, 24840672), (12, 20700560), (15, 16560448), (16, 15525420), (17, 14612160), (20, 12420336), (24, 10350280), (30, 8280224), (31, 8013120), (32, 7762710), (34, 7306080), (40, 6210168), (48, 5175140), (51, 4870720), (60, 4140112), (62, 4006560), (64, 3881355), (68, 3653040), (80, 3105084), (85, 2922432), (93, 2671040), (96, 2587570), (102, 2435360), (120, 2070056), (124, 2003280), (136, 1826520), (155, 1602624), (160, 1552542), (170, 1461216), (186, 1335520), (192, 1293785), (204, 1217680), (240, 1035028), (248, 1001640), (255, 974144), (272, 913260), (310, 801312), (320, 776271), (340, 730608), (372, 667760), (408, 608840), (465, 534208), (480, 517514), (491, 505920), (496, 500820), (510, 487072), (527, 471360), (544, 456630), (620, 400656), (680, 365304), (744, 333880), (816, 304420), (930, 267104), (960, 258757), (982, 252960), (992, 250410), (1020, 243536), (1054, 235680), (1088, 228315), (1240, 200328), (1360, 182652), (1473, 168640), (1488, 166940), (1581, 157120), (1632, 152210), (1860, 133552), (1964, 126480), (1984, 125205), (2040, 121768), (2108, 117840), (2455, 101184), (2480, 100164), (2635, 94272), (2720, 91326), (2946, 84320), (2976, 83470), (3162, 78560), (3264, 76105), (3720, 66776), (3928, 63240), (4080, 60884), (4216, 58920), (4910, 50592), (4960, 50082), (5270, 47136), (5440, 45663), (5892, 42160), (5952, 41735), (6324, 39280), (7365, 33728), (7440, 33388), (7856, 31620), (7905, 31424), (8160, 30442), (8347, 29760), (8432, 29460), (9820, 25296), (9920, 25041), (10540, 23568), (11784, 21080), (12648, 19640), (14730, 16864), (14880, 16694), (15221, 16320), (15712, 15810)]