39851280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{7907}}^1$

素因数の和:7933

約数の個数: 120

約数和(自身を含む): 152972352

約数和(自身を除く): 113121072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 7907, 15814, 23721, 31628, 39535, 47442, 55349, 63256, 71163, 79070, 94884, 110698, 118605, 126512, 142326, 158140, 166047, 189768, 221396, 237210, 276745, 284652, 316280, 332094, 355815, 379536, 442792, 474420, 498141, 553490, 569304, 632560, 664188, 711630, 830235, 885584, 948840, 996282, 1106980, 1138608, 1328376, 1423260, 1660470, 1897680, 1992564, 2213960, 2490705, 2656752, 2846520, 3320940, 3985128, 4427920, 4981410, 5693040, 6641880, 7970256, 9962820, 13283760, 19925640, 39851280]

約数ペア:

[(1, 39851280), (2, 19925640), (3, 13283760), (4, 9962820), (5, 7970256), (6, 6641880), (7, 5693040), (8, 4981410), (9, 4427920), (10, 3985128), (12, 3320940), (14, 2846520), (15, 2656752), (16, 2490705), (18, 2213960), (20, 1992564), (21, 1897680), (24, 1660470), (28, 1423260), (30, 1328376), (35, 1138608), (36, 1106980), (40, 996282), (42, 948840), (45, 885584), (48, 830235), (56, 711630), (60, 664188), (63, 632560), (70, 569304), (72, 553490), (80, 498141), (84, 474420), (90, 442792), (105, 379536), (112, 355815), (120, 332094), (126, 316280), (140, 284652), (144, 276745), (168, 237210), (180, 221396), (210, 189768), (240, 166047), (252, 158140), (280, 142326), (315, 126512), (336, 118605), (360, 110698), (420, 94884), (504, 79070), (560, 71163), (630, 63256), (720, 55349), (840, 47442), (1008, 39535), (1260, 31628), (1680, 23721), (2520, 15814), (5040, 7907)]