265621888

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 637655040

約数和(自身を除く): 372033152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 73, 112, 124, 128, 131, 146, 217, 224, 248, 262, 292, 434, 448, 496, 511, 524, 584, 868, 896, 917, 992, 1022, 1048, 1168, 1736, 1834, 1984, 2044, 2096, 2263, 2336, 3472, 3668, 3968, 4061, 4088, 4192, 4526, 4672, 6944, 7336, 8122, 8176, 8384, 9052, 9344, 9563, 13888, 14672, 15841, 16244, 16352, 16768, 18104, 19126, 27776, 28427, 29344, 31682, 32488, 32704, 36208, 38252, 56854, 58688, 63364, 64976, 65408, 66941, 72416, 76504, 113708, 117376, 126728, 129952, 133882, 144832, 153008, 227416, 253456, 259904, 267764, 289664, 296453, 306016, 454832, 506912, 519808, 535528, 592906, 612032, 909664, 1013824, 1071056, 1185812, 1224064, 1819328, 2027648, 2075171, 2142112, 2371624, 3638656, 4150342, 4284224, 4743248, 8300684, 8568448, 9486496, 16601368, 18972992, 33202736, 37945984, 66405472, 132810944, 265621888]

約数ペア:

[(1, 265621888), (2, 132810944), (4, 66405472), (7, 37945984), (8, 33202736), (14, 18972992), (16, 16601368), (28, 9486496), (31, 8568448), (32, 8300684), (56, 4743248), (62, 4284224), (64, 4150342), (73, 3638656), (112, 2371624), (124, 2142112), (128, 2075171), (131, 2027648), (146, 1819328), (217, 1224064), (224, 1185812), (248, 1071056), (262, 1013824), (292, 909664), (434, 612032), (448, 592906), (496, 535528), (511, 519808), (524, 506912), (584, 454832), (868, 306016), (896, 296453), (917, 289664), (992, 267764), (1022, 259904), (1048, 253456), (1168, 227416), (1736, 153008), (1834, 144832), (1984, 133882), (2044, 129952), (2096, 126728), (2263, 117376), (2336, 113708), (3472, 76504), (3668, 72416), (3968, 66941), (4061, 65408), (4088, 64976), (4192, 63364), (4526, 58688), (4672, 56854), (6944, 38252), (7336, 36208), (8122, 32704), (8176, 32488), (8384, 31682), (9052, 29344), (9344, 28427), (9563, 27776), (13888, 19126), (14672, 18104), (15841, 16768), (16244, 16352)]