256328832

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:462

約数の個数: 128

約数和(自身を含む): 716382720

約数和(自身を除く): 460053888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 61, 62, 64, 93, 96, 122, 124, 128, 183, 186, 192, 244, 248, 353, 366, 372, 384, 488, 496, 706, 732, 744, 976, 992, 1059, 1412, 1464, 1488, 1891, 1952, 1984, 2118, 2824, 2928, 2976, 3782, 3904, 3968, 4236, 5648, 5673, 5856, 5952, 7564, 7808, 8472, 10943, 11296, 11346, 11712, 11904, 15128, 16944, 21533, 21886, 22592, 22692, 23424, 30256, 32829, 33888, 43066, 43772, 45184, 45384, 60512, 64599, 65658, 67776, 86132, 87544, 90768, 121024, 129198, 131316, 135552, 172264, 175088, 181536, 242048, 258396, 262632, 344528, 350176, 363072, 516792, 525264, 667523, 689056, 700352, 726144, 1033584, 1050528, 1335046, 1378112, 1400704, 2002569, 2067168, 2101056, 2670092, 2756224, 4005138, 4134336, 4202112, 5340184, 8010276, 8268672, 10680368, 16020552, 21360736, 32041104, 42721472, 64082208, 85442944, 128164416, 256328832]

約数ペア:

[(1, 256328832), (2, 128164416), (3, 85442944), (4, 64082208), (6, 42721472), (8, 32041104), (12, 21360736), (16, 16020552), (24, 10680368), (31, 8268672), (32, 8010276), (48, 5340184), (61, 4202112), (62, 4134336), (64, 4005138), (93, 2756224), (96, 2670092), (122, 2101056), (124, 2067168), (128, 2002569), (183, 1400704), (186, 1378112), (192, 1335046), (244, 1050528), (248, 1033584), (353, 726144), (366, 700352), (372, 689056), (384, 667523), (488, 525264), (496, 516792), (706, 363072), (732, 350176), (744, 344528), (976, 262632), (992, 258396), (1059, 242048), (1412, 181536), (1464, 175088), (1488, 172264), (1891, 135552), (1952, 131316), (1984, 129198), (2118, 121024), (2824, 90768), (2928, 87544), (2976, 86132), (3782, 67776), (3904, 65658), (3968, 64599), (4236, 60512), (5648, 45384), (5673, 45184), (5856, 43772), (5952, 43066), (7564, 33888), (7808, 32829), (8472, 30256), (10943, 23424), (11296, 22692), (11346, 22592), (11712, 21886), (11904, 21533), (15128, 16944)]