1279551456

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6661}}^1$

素因数の和:6729

約数の個数: 144

約数和(自身を含む): 3928448160

約数和(自身を除く): 2648896704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 29, 32, 36, 46, 48, 58, 69, 72, 87, 92, 96, 116, 138, 144, 174, 184, 207, 232, 261, 276, 288, 348, 368, 414, 464, 522, 552, 667, 696, 736, 828, 928, 1044, 1104, 1334, 1392, 1656, 2001, 2088, 2208, 2668, 2784, 3312, 4002, 4176, 5336, 6003, 6624, 6661, 8004, 8352, 10672, 12006, 13322, 16008, 19983, 21344, 24012, 26644, 32016, 39966, 48024, 53288, 59949, 64032, 79932, 96048, 106576, 119898, 153203, 159864, 192096, 193169, 213152, 239796, 306406, 319728, 386338, 459609, 479592, 579507, 612812, 639456, 772676, 919218, 959184, 1159014, 1225624, 1378827, 1545352, 1738521, 1838436, 1918368, 2318028, 2451248, 2757654, 3090704, 3477042, 3676872, 4442887, 4636056, 4902496, 5515308, 6181408, 6954084, 7353744, 8885774, 9272112, 11030616, 13328661, 13908168, 14707488, 17771548, 18544224, 22061232, 26657322, 27816336, 35543096, 39985983, 44122464, 53314644, 55632672, 71086192, 79971966, 106629288, 142172384, 159943932, 213258576, 319887864, 426517152, 639775728, 1279551456]

約数ペア:

[(1, 1279551456), (2, 639775728), (3, 426517152), (4, 319887864), (6, 213258576), (8, 159943932), (9, 142172384), (12, 106629288), (16, 79971966), (18, 71086192), (23, 55632672), (24, 53314644), (29, 44122464), (32, 39985983), (36, 35543096), (46, 27816336), (48, 26657322), (58, 22061232), (69, 18544224), (72, 17771548), (87, 14707488), (92, 13908168), (96, 13328661), (116, 11030616), (138, 9272112), (144, 8885774), (174, 7353744), (184, 6954084), (207, 6181408), (232, 5515308), (261, 4902496), (276, 4636056), (288, 4442887), (348, 3676872), (368, 3477042), (414, 3090704), (464, 2757654), (522, 2451248), (552, 2318028), (667, 1918368), (696, 1838436), (736, 1738521), (828, 1545352), (928, 1378827), (1044, 1225624), (1104, 1159014), (1334, 959184), (1392, 919218), (1656, 772676), (2001, 639456), (2088, 612812), (2208, 579507), (2668, 479592), (2784, 459609), (3312, 386338), (4002, 319728), (4176, 306406), (5336, 239796), (6003, 213152), (6624, 193169), (6661, 192096), (8004, 159864), (8352, 153203), (10672, 119898), (12006, 106576), (13322, 96048), (16008, 79932), (19983, 64032), (21344, 59949), (24012, 53288), (26644, 48024), (32016, 39966)]