255984648

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 689472000

約数和(自身を除く): 433487352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 41, 74, 79, 82, 89, 111, 123, 148, 158, 164, 178, 222, 237, 246, 267, 296, 316, 328, 356, 444, 474, 492, 534, 632, 712, 888, 948, 984, 1068, 1517, 1896, 2136, 2923, 3034, 3239, 3293, 3649, 4551, 5846, 6068, 6478, 6586, 7031, 7298, 8769, 9102, 9717, 9879, 10947, 11692, 12136, 12956, 13172, 14062, 14596, 17538, 18204, 19434, 19758, 21093, 21894, 23384, 25912, 26344, 28124, 29192, 35076, 36408, 38868, 39516, 42186, 43788, 56248, 70152, 77736, 79032, 84372, 87576, 119843, 135013, 168744, 239686, 260147, 270026, 288271, 359529, 405039, 479372, 520294, 540052, 576542, 719058, 780441, 810078, 864813, 958744, 1040588, 1080104, 1153084, 1438116, 1560882, 1620156, 1729626, 2081176, 2306168, 2876232, 3121764, 3240312, 3459252, 6243528, 6918504, 10666027, 21332054, 31998081, 42664108, 63996162, 85328216, 127992324, 255984648]

約数ペア:

[(1, 255984648), (2, 127992324), (3, 85328216), (4, 63996162), (6, 42664108), (8, 31998081), (12, 21332054), (24, 10666027), (37, 6918504), (41, 6243528), (74, 3459252), (79, 3240312), (82, 3121764), (89, 2876232), (111, 2306168), (123, 2081176), (148, 1729626), (158, 1620156), (164, 1560882), (178, 1438116), (222, 1153084), (237, 1080104), (246, 1040588), (267, 958744), (296, 864813), (316, 810078), (328, 780441), (356, 719058), (444, 576542), (474, 540052), (492, 520294), (534, 479372), (632, 405039), (712, 359529), (888, 288271), (948, 270026), (984, 260147), (1068, 239686), (1517, 168744), (1896, 135013), (2136, 119843), (2923, 87576), (3034, 84372), (3239, 79032), (3293, 77736), (3649, 70152), (4551, 56248), (5846, 43788), (6068, 42186), (6478, 39516), (6586, 38868), (7031, 36408), (7298, 35076), (8769, 29192), (9102, 28124), (9717, 26344), (9879, 25912), (10947, 23384), (11692, 21894), (12136, 21093), (12956, 19758), (13172, 19434), (14062, 18204), (14596, 17538)]