874632640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 224

約数和(自身を含む): 2499018624

約数和(自身を除く): 1624385984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 61, 64, 70, 74, 80, 112, 122, 140, 148, 160, 173, 185, 224, 244, 259, 280, 296, 305, 320, 346, 370, 427, 448, 488, 518, 560, 592, 610, 692, 740, 854, 865, 976, 1036, 1120, 1184, 1211, 1220, 1295, 1384, 1480, 1708, 1730, 1952, 2072, 2135, 2240, 2257, 2368, 2422, 2440, 2590, 2768, 2960, 3416, 3460, 3904, 4144, 4270, 4514, 4844, 4880, 5180, 5536, 5920, 6055, 6401, 6832, 6920, 8288, 8540, 9028, 9688, 9760, 10360, 10553, 11072, 11285, 11840, 12110, 12802, 13664, 13840, 15799, 16576, 17080, 18056, 19376, 19520, 20720, 21106, 22570, 24220, 25604, 27328, 27680, 31598, 32005, 34160, 36112, 38752, 41440, 42212, 44807, 45140, 48440, 51208, 52765, 55360, 63196, 64010, 68320, 72224, 73871, 77504, 78995, 82880, 84424, 89614, 90280, 96880, 102416, 105530, 126392, 128020, 136640, 144448, 147742, 157990, 168848, 179228, 180560, 193760, 204832, 211060, 224035, 252784, 256040, 295484, 315980, 337696, 358456, 361120, 369355, 387520, 390461, 409664, 422120, 448070, 505568, 512080, 590968, 631960, 675392, 716912, 722240, 738710, 780922, 844240, 896140, 1011136, 1024160, 1181936, 1263920, 1433824, 1477420, 1561844, 1688480, 1792280, 1952305, 2048320, 2363872, 2527840, 2733227, 2867648, 2954840, 3123688, 3376960, 3584560, 3904610, 4727744, 5055680, 5466454, 5909680, 6247376, 7169120, 7809220, 10932908, 11819360, 12494752, 13666135, 14338240, 15618440, 21865816, 23638720, 24989504, 27332270, 31236880, 43731632, 54664540, 62473760, 87463264, 109329080, 124947520, 174926528, 218658160, 437316320, 874632640]

約数ペア:

[(1, 874632640), (2, 437316320), (4, 218658160), (5, 174926528), (7, 124947520), (8, 109329080), (10, 87463264), (14, 62473760), (16, 54664540), (20, 43731632), (28, 31236880), (32, 27332270), (35, 24989504), (37, 23638720), (40, 21865816), (56, 15618440), (61, 14338240), (64, 13666135), (70, 12494752), (74, 11819360), (80, 10932908), (112, 7809220), (122, 7169120), (140, 6247376), (148, 5909680), (160, 5466454), (173, 5055680), (185, 4727744), (224, 3904610), (244, 3584560), (259, 3376960), (280, 3123688), (296, 2954840), (305, 2867648), (320, 2733227), (346, 2527840), (370, 2363872), (427, 2048320), (448, 1952305), (488, 1792280), (518, 1688480), (560, 1561844), (592, 1477420), (610, 1433824), (692, 1263920), (740, 1181936), (854, 1024160), (865, 1011136), (976, 896140), (1036, 844240), (1120, 780922), (1184, 738710), (1211, 722240), (1220, 716912), (1295, 675392), (1384, 631960), (1480, 590968), (1708, 512080), (1730, 505568), (1952, 448070), (2072, 422120), (2135, 409664), (2240, 390461), (2257, 387520), (2368, 369355), (2422, 361120), (2440, 358456), (2590, 337696), (2768, 315980), (2960, 295484), (3416, 256040), (3460, 252784), (3904, 224035), (4144, 211060), (4270, 204832), (4514, 193760), (4844, 180560), (4880, 179228), (5180, 168848), (5536, 157990), (5920, 147742), (6055, 144448), (6401, 136640), (6832, 128020), (6920, 126392), (8288, 105530), (8540, 102416), (9028, 96880), (9688, 90280), (9760, 89614), (10360, 84424), (10553, 82880), (11072, 78995), (11285, 77504), (11840, 73871), (12110, 72224), (12802, 68320), (13664, 64010), (13840, 63196), (15799, 55360), (16576, 52765), (17080, 51208), (18056, 48440), (19376, 45140), (19520, 44807), (20720, 42212), (21106, 41440), (22570, 38752), (24220, 36112), (25604, 34160), (27328, 32005), (27680, 31598)]