257584704

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3388

約数の個数: 112

約数和(自身を含む): 757854720

約数和(自身を除く): 500270016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 156, 186, 192, 208, 248, 312, 372, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1984, 2418, 2496, 2976, 3224, 3329, 4836, 5952, 6448, 6658, 9672, 9987, 12896, 13316, 19344, 19974, 25792, 26632, 38688, 39948, 43277, 53264, 77376, 79896, 86554, 103199, 106528, 129831, 159792, 173108, 206398, 213056, 259662, 309597, 319584, 346216, 412796, 519324, 619194, 639168, 692432, 825592, 1038648, 1238388, 1341587, 1384864, 1651184, 2077296, 2476776, 2683174, 2769728, 3302368, 4024761, 4154592, 4953552, 5366348, 6604736, 8049522, 8309184, 9907104, 10732696, 16099044, 19814208, 21465392, 32198088, 42930784, 64396176, 85861568, 128792352, 257584704]

約数ペア:

[(1, 257584704), (2, 128792352), (3, 85861568), (4, 64396176), (6, 42930784), (8, 32198088), (12, 21465392), (13, 19814208), (16, 16099044), (24, 10732696), (26, 9907104), (31, 8309184), (32, 8049522), (39, 6604736), (48, 5366348), (52, 4953552), (62, 4154592), (64, 4024761), (78, 3302368), (93, 2769728), (96, 2683174), (104, 2476776), (124, 2077296), (156, 1651184), (186, 1384864), (192, 1341587), (208, 1238388), (248, 1038648), (312, 825592), (372, 692432), (403, 639168), (416, 619194), (496, 519324), (624, 412796), (744, 346216), (806, 319584), (832, 309597), (992, 259662), (1209, 213056), (1248, 206398), (1488, 173108), (1612, 159792), (1984, 129831), (2418, 106528), (2496, 103199), (2976, 86554), (3224, 79896), (3329, 77376), (4836, 53264), (5952, 43277), (6448, 39948), (6658, 38688), (9672, 26632), (9987, 25792), (12896, 19974), (13316, 19344)]