161281176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 492480000

約数和(自身を除く): 331198824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 149, 168, 204, 238, 298, 357, 379, 408, 447, 476, 596, 714, 758, 894, 952, 1043, 1137, 1192, 1428, 1516, 1788, 2086, 2274, 2533, 2653, 2856, 3032, 3129, 3576, 4172, 4548, 5066, 5306, 6258, 6443, 7599, 7959, 8344, 9096, 10132, 10612, 12516, 12886, 15198, 15918, 17731, 19329, 20264, 21224, 25032, 25772, 30396, 31836, 35462, 38658, 45101, 51544, 53193, 56471, 60792, 63672, 70924, 77316, 90202, 106386, 112942, 135303, 141848, 154632, 169413, 180404, 212772, 225884, 270606, 338826, 360808, 395297, 425544, 451768, 541212, 677652, 790594, 960007, 1082424, 1185891, 1355304, 1581188, 1920014, 2371782, 2880021, 3162376, 3840028, 4743564, 5760042, 6720049, 7680056, 9487128, 11520084, 13440098, 20160147, 23040168, 26880196, 40320294, 53760392, 80640588, 161281176]

約数ペア:

[(1, 161281176), (2, 80640588), (3, 53760392), (4, 40320294), (6, 26880196), (7, 23040168), (8, 20160147), (12, 13440098), (14, 11520084), (17, 9487128), (21, 7680056), (24, 6720049), (28, 5760042), (34, 4743564), (42, 3840028), (51, 3162376), (56, 2880021), (68, 2371782), (84, 1920014), (102, 1581188), (119, 1355304), (136, 1185891), (149, 1082424), (168, 960007), (204, 790594), (238, 677652), (298, 541212), (357, 451768), (379, 425544), (408, 395297), (447, 360808), (476, 338826), (596, 270606), (714, 225884), (758, 212772), (894, 180404), (952, 169413), (1043, 154632), (1137, 141848), (1192, 135303), (1428, 112942), (1516, 106386), (1788, 90202), (2086, 77316), (2274, 70924), (2533, 63672), (2653, 60792), (2856, 56471), (3032, 53193), (3129, 51544), (3576, 45101), (4172, 38658), (4548, 35462), (5066, 31836), (5306, 30396), (6258, 25772), (6443, 25032), (7599, 21224), (7959, 20264), (8344, 19329), (9096, 17731), (10132, 15918), (10612, 15198), (12516, 12886)]