1815414888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2887}}^1$

素因数の和:3119

約数の個数: 128

約数和(自身を含む): 5489510400

約数和(自身を除く): 3674095512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 197, 228, 266, 394, 399, 456, 532, 591, 788, 798, 1064, 1182, 1379, 1576, 1596, 2364, 2758, 2887, 3192, 3743, 4137, 4728, 5516, 5774, 7486, 8274, 8661, 11032, 11229, 11548, 14972, 16548, 17322, 20209, 22458, 23096, 26201, 29944, 33096, 34644, 40418, 44916, 52402, 54853, 60627, 69288, 78603, 80836, 89832, 104804, 109706, 121254, 157206, 161672, 164559, 209608, 219412, 242508, 314412, 329118, 383971, 438824, 485016, 568739, 628824, 658236, 767942, 1137478, 1151913, 1316472, 1535884, 1706217, 2274956, 2303826, 3071768, 3412434, 3981173, 4549912, 4607652, 6824868, 7962346, 9215304, 10806041, 11943519, 13649736, 15924692, 21612082, 23887038, 31849384, 32418123, 43224164, 47774076, 64836246, 75642287, 86448328, 95548152, 129672492, 151284574, 226926861, 259344984, 302569148, 453853722, 605138296, 907707444, 1815414888]

約数ペア:

[(1, 1815414888), (2, 907707444), (3, 605138296), (4, 453853722), (6, 302569148), (7, 259344984), (8, 226926861), (12, 151284574), (14, 129672492), (19, 95548152), (21, 86448328), (24, 75642287), (28, 64836246), (38, 47774076), (42, 43224164), (56, 32418123), (57, 31849384), (76, 23887038), (84, 21612082), (114, 15924692), (133, 13649736), (152, 11943519), (168, 10806041), (197, 9215304), (228, 7962346), (266, 6824868), (394, 4607652), (399, 4549912), (456, 3981173), (532, 3412434), (591, 3071768), (788, 2303826), (798, 2274956), (1064, 1706217), (1182, 1535884), (1379, 1316472), (1576, 1151913), (1596, 1137478), (2364, 767942), (2758, 658236), (2887, 628824), (3192, 568739), (3743, 485016), (4137, 438824), (4728, 383971), (5516, 329118), (5774, 314412), (7486, 242508), (8274, 219412), (8661, 209608), (11032, 164559), (11229, 161672), (11548, 157206), (14972, 121254), (16548, 109706), (17322, 104804), (20209, 89832), (22458, 80836), (23096, 78603), (26201, 69288), (29944, 60627), (33096, 54853), (34644, 52402), (40418, 44916)]