388173870

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:556

約数の個数: 160

約数和(自身を含む): 1202116608

約数和(自身を除く): 813942738

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 223, 270, 307, 315, 378, 405, 446, 567, 614, 630, 669, 810, 921, 945, 1115, 1134, 1338, 1535, 1561, 1842, 1890, 2007, 2149, 2230, 2763, 2835, 3070, 3122, 3345, 4014, 4298, 4605, 4683, 5526, 5670, 6021, 6447, 6690, 7805, 8289, 9210, 9366, 10035, 10745, 12042, 12894, 13815, 14049, 15610, 16578, 18063, 19341, 20070, 21490, 23415, 24867, 27630, 28098, 30105, 32235, 36126, 38682, 41445, 42147, 46830, 49734, 58023, 60210, 64470, 68461, 70245, 82890, 84294, 90315, 96705, 116046, 124335, 126441, 136922, 140490, 174069, 180630, 193410, 205383, 210735, 248670, 252882, 290115, 342305, 348138, 410766, 421470, 479227, 580230, 616149, 632205, 684610, 870345, 958454, 1026915, 1232298, 1264410, 1437681, 1740690, 1848447, 2053830, 2396135, 2875362, 3080745, 3696894, 4313043, 4792270, 5545341, 6161490, 7188405, 8626086, 9242235, 11090682, 12939129, 14376810, 18484470, 21565215, 25878258, 27726705, 38817387, 43130430, 55453410, 64695645, 77634774, 129391290, 194086935, 388173870]

約数ペア:

[(1, 388173870), (2, 194086935), (3, 129391290), (5, 77634774), (6, 64695645), (7, 55453410), (9, 43130430), (10, 38817387), (14, 27726705), (15, 25878258), (18, 21565215), (21, 18484470), (27, 14376810), (30, 12939129), (35, 11090682), (42, 9242235), (45, 8626086), (54, 7188405), (63, 6161490), (70, 5545341), (81, 4792270), (90, 4313043), (105, 3696894), (126, 3080745), (135, 2875362), (162, 2396135), (189, 2053830), (210, 1848447), (223, 1740690), (270, 1437681), (307, 1264410), (315, 1232298), (378, 1026915), (405, 958454), (446, 870345), (567, 684610), (614, 632205), (630, 616149), (669, 580230), (810, 479227), (921, 421470), (945, 410766), (1115, 348138), (1134, 342305), (1338, 290115), (1535, 252882), (1561, 248670), (1842, 210735), (1890, 205383), (2007, 193410), (2149, 180630), (2230, 174069), (2763, 140490), (2835, 136922), (3070, 126441), (3122, 124335), (3345, 116046), (4014, 96705), (4298, 90315), (4605, 84294), (4683, 82890), (5526, 70245), (5670, 68461), (6021, 64470), (6447, 60210), (6690, 58023), (7805, 49734), (8289, 46830), (9210, 42147), (9366, 41445), (10035, 38682), (10745, 36126), (12042, 32235), (12894, 30105), (13815, 28098), (14049, 27630), (15610, 24867), (16578, 23415), (18063, 21490), (19341, 20070)]