128218608

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1123

約数の個数: 120

約数和(自身を含む): 413652096

約数和(自身を除く): 285433488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 131, 144, 168, 252, 262, 336, 393, 504, 524, 786, 917, 971, 1008, 1048, 1179, 1572, 1834, 1942, 2096, 2358, 2751, 2913, 3144, 3668, 3884, 4716, 5502, 5826, 6288, 6797, 7336, 7768, 8253, 8739, 9432, 11004, 11652, 13594, 14672, 15536, 16506, 17478, 18864, 20391, 22008, 23304, 27188, 33012, 34956, 40782, 44016, 46608, 54376, 61173, 66024, 69912, 81564, 108752, 122346, 127201, 132048, 139824, 163128, 244692, 254402, 326256, 381603, 489384, 508804, 763206, 890407, 978768, 1017608, 1144809, 1526412, 1780814, 2035216, 2289618, 2671221, 3052824, 3561628, 4579236, 5342442, 6105648, 7123256, 8013663, 9158472, 10684884, 14246512, 16027326, 18316944, 21369768, 32054652, 42739536, 64109304, 128218608]

約数ペア:

[(1, 128218608), (2, 64109304), (3, 42739536), (4, 32054652), (6, 21369768), (7, 18316944), (8, 16027326), (9, 14246512), (12, 10684884), (14, 9158472), (16, 8013663), (18, 7123256), (21, 6105648), (24, 5342442), (28, 4579236), (36, 3561628), (42, 3052824), (48, 2671221), (56, 2289618), (63, 2035216), (72, 1780814), (84, 1526412), (112, 1144809), (126, 1017608), (131, 978768), (144, 890407), (168, 763206), (252, 508804), (262, 489384), (336, 381603), (393, 326256), (504, 254402), (524, 244692), (786, 163128), (917, 139824), (971, 132048), (1008, 127201), (1048, 122346), (1179, 108752), (1572, 81564), (1834, 69912), (1942, 66024), (2096, 61173), (2358, 54376), (2751, 46608), (2913, 44016), (3144, 40782), (3668, 34956), (3884, 33012), (4716, 27188), (5502, 23304), (5826, 22008), (6288, 20391), (6797, 18864), (7336, 17478), (7768, 16506), (8253, 15536), (8739, 14672), (9432, 13594), (11004, 11652)]