252391440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7907}}^1$

素因数の和:7949

約数の個数: 160

約数和(自身を含む): 941368320

約数和(自身を除く): 688976880

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, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7907, 7980, 10640, 15814, 15960, 23721, 31628, 31920, 39535, 47442, 55349, 63256, 79070, 94884, 110698, 118605, 126512, 150233, 158140, 166047, 189768, 221396, 237210, 276745, 300466, 316280, 332094, 379536, 442792, 450699, 474420, 553490, 600932, 632560, 664188, 751165, 830235, 885584, 901398, 948840, 1051631, 1106980, 1201864, 1328376, 1502330, 1660470, 1802796, 1897680, 2103262, 2213960, 2253495, 2403728, 2656752, 3004660, 3154893, 3320940, 3605592, 4206524, 4427920, 4506990, 5258155, 6009320, 6309786, 6641880, 7211184, 8413048, 9013980, 10516310, 12018640, 12619572, 13283760, 15774465, 16826096, 18027960, 21032620, 25239144, 31548930, 36055920, 42065240, 50478288, 63097860, 84130480, 126195720, 252391440]

約数ペア:

[(1, 252391440), (2, 126195720), (3, 84130480), (4, 63097860), (5, 50478288), (6, 42065240), (7, 36055920), (8, 31548930), (10, 25239144), (12, 21032620), (14, 18027960), (15, 16826096), (16, 15774465), (19, 13283760), (20, 12619572), (21, 12018640), (24, 10516310), (28, 9013980), (30, 8413048), (35, 7211184), (38, 6641880), (40, 6309786), (42, 6009320), (48, 5258155), (56, 4506990), (57, 4427920), (60, 4206524), (70, 3605592), (76, 3320940), (80, 3154893), (84, 3004660), (95, 2656752), (105, 2403728), (112, 2253495), (114, 2213960), (120, 2103262), (133, 1897680), (140, 1802796), (152, 1660470), (168, 1502330), (190, 1328376), (210, 1201864), (228, 1106980), (240, 1051631), (266, 948840), (280, 901398), (285, 885584), (304, 830235), (336, 751165), (380, 664188), (399, 632560), (420, 600932), (456, 553490), (532, 474420), (560, 450699), (570, 442792), (665, 379536), (760, 332094), (798, 316280), (840, 300466), (912, 276745), (1064, 237210), (1140, 221396), (1330, 189768), (1520, 166047), (1596, 158140), (1680, 150233), (1995, 126512), (2128, 118605), (2280, 110698), (2660, 94884), (3192, 79070), (3990, 63256), (4560, 55349), (5320, 47442), (6384, 39535), (7907, 31920), (7980, 31628), (10640, 23721), (15814, 15960)]