39995760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 152668800

約数和(自身を除く): 112673040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 168, 179, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 336, 358, 380, 392, 399, 420, 456, 490, 532, 537, 560, 570, 588, 665, 716, 735, 760, 784, 798, 840, 895, 912, 931, 980, 1064, 1074, 1140, 1176, 1253, 1330, 1432, 1470, 1520, 1596, 1680, 1790, 1862, 1960, 1995, 2128, 2148, 2280, 2352, 2506, 2660, 2685, 2793, 2864, 2940, 3192, 3401, 3580, 3724, 3759, 3920, 3990, 4296, 4560, 4655, 5012, 5320, 5370, 5586, 5880, 6265, 6384, 6802, 7160, 7448, 7518, 7980, 8592, 8771, 9310, 10024, 10203, 10640, 10740, 11172, 11760, 12530, 13604, 13965, 14320, 14896, 15036, 15960, 17005, 17542, 18620, 18795, 20048, 20406, 21480, 22344, 23807, 25060, 26313, 27208, 27930, 30072, 31920, 34010, 35084, 37240, 37590, 40812, 42960, 43855, 44688, 47614, 50120, 51015, 52626, 54416, 55860, 60144, 68020, 70168, 71421, 74480, 75180, 81624, 87710, 95228, 100240, 102030, 105252, 111720, 119035, 131565, 136040, 140336, 142842, 150360, 163248, 166649, 175420, 190456, 204060, 210504, 223440, 238070, 263130, 272080, 285684, 300720, 333298, 350840, 357105, 380912, 408120, 421008, 476140, 499947, 526260, 571368, 666596, 701680, 714210, 816240, 833245, 952280, 999894, 1052520, 1142736, 1333192, 1428420, 1666490, 1904560, 1999788, 2105040, 2499735, 2666384, 2856840, 3332980, 3999576, 4999470, 5713680, 6665960, 7999152, 9998940, 13331920, 19997880, 39995760]

約数ペア:

[(1, 39995760), (2, 19997880), (3, 13331920), (4, 9998940), (5, 7999152), (6, 6665960), (7, 5713680), (8, 4999470), (10, 3999576), (12, 3332980), (14, 2856840), (15, 2666384), (16, 2499735), (19, 2105040), (20, 1999788), (21, 1904560), (24, 1666490), (28, 1428420), (30, 1333192), (35, 1142736), (38, 1052520), (40, 999894), (42, 952280), (48, 833245), (49, 816240), (56, 714210), (57, 701680), (60, 666596), (70, 571368), (76, 526260), (80, 499947), (84, 476140), (95, 421008), (98, 408120), (105, 380912), (112, 357105), (114, 350840), (120, 333298), (133, 300720), (140, 285684), (147, 272080), (152, 263130), (168, 238070), (179, 223440), (190, 210504), (196, 204060), (210, 190456), (228, 175420), (240, 166649), (245, 163248), (266, 150360), (280, 142842), (285, 140336), (294, 136040), (304, 131565), (336, 119035), (358, 111720), (380, 105252), (392, 102030), (399, 100240), (420, 95228), (456, 87710), (490, 81624), (532, 75180), (537, 74480), (560, 71421), (570, 70168), (588, 68020), (665, 60144), (716, 55860), (735, 54416), (760, 52626), (784, 51015), (798, 50120), (840, 47614), (895, 44688), (912, 43855), (931, 42960), (980, 40812), (1064, 37590), (1074, 37240), (1140, 35084), (1176, 34010), (1253, 31920), (1330, 30072), (1432, 27930), (1470, 27208), (1520, 26313), (1596, 25060), (1680, 23807), (1790, 22344), (1862, 21480), (1960, 20406), (1995, 20048), (2128, 18795), (2148, 18620), (2280, 17542), (2352, 17005), (2506, 15960), (2660, 15036), (2685, 14896), (2793, 14320), (2864, 13965), (2940, 13604), (3192, 12530), (3401, 11760), (3580, 11172), (3724, 10740), (3759, 10640), (3920, 10203), (3990, 10024), (4296, 9310), (4560, 8771), (4655, 8592), (5012, 7980), (5320, 7518), (5370, 7448), (5586, 7160), (5880, 6802), (6265, 6384)]