31530870

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 160

約数和(自身を含む): 99525888

約数和(自身を除く): 67995018

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 67, 70, 81, 83, 90, 105, 126, 134, 135, 162, 166, 189, 201, 210, 249, 270, 315, 335, 378, 402, 405, 415, 469, 498, 567, 581, 603, 630, 670, 747, 810, 830, 938, 945, 1005, 1134, 1162, 1206, 1245, 1407, 1494, 1743, 1809, 1890, 2010, 2241, 2345, 2490, 2814, 2835, 2905, 3015, 3486, 3618, 3735, 4221, 4482, 4690, 5229, 5427, 5561, 5670, 5810, 6030, 6723, 7035, 7470, 8442, 8715, 9045, 10458, 10854, 11122, 11205, 12663, 13446, 14070, 15687, 16683, 17430, 18090, 21105, 22410, 25326, 26145, 27135, 27805, 31374, 33366, 33615, 37989, 38927, 42210, 47061, 50049, 52290, 54270, 55610, 63315, 67230, 75978, 77854, 78435, 83415, 94122, 100098, 116781, 126630, 150147, 156870, 166830, 189945, 194635, 233562, 235305, 250245, 300294, 350343, 379890, 389270, 450441, 470610, 500490, 583905, 700686, 750735, 900882, 1051029, 1167810, 1501470, 1751715, 2102058, 2252205, 3153087, 3503430, 4504410, 5255145, 6306174, 10510290, 15765435, 31530870]

約数ペア:

[(1, 31530870), (2, 15765435), (3, 10510290), (5, 6306174), (6, 5255145), (7, 4504410), (9, 3503430), (10, 3153087), (14, 2252205), (15, 2102058), (18, 1751715), (21, 1501470), (27, 1167810), (30, 1051029), (35, 900882), (42, 750735), (45, 700686), (54, 583905), (63, 500490), (67, 470610), (70, 450441), (81, 389270), (83, 379890), (90, 350343), (105, 300294), (126, 250245), (134, 235305), (135, 233562), (162, 194635), (166, 189945), (189, 166830), (201, 156870), (210, 150147), (249, 126630), (270, 116781), (315, 100098), (335, 94122), (378, 83415), (402, 78435), (405, 77854), (415, 75978), (469, 67230), (498, 63315), (567, 55610), (581, 54270), (603, 52290), (630, 50049), (670, 47061), (747, 42210), (810, 38927), (830, 37989), (938, 33615), (945, 33366), (1005, 31374), (1134, 27805), (1162, 27135), (1206, 26145), (1245, 25326), (1407, 22410), (1494, 21105), (1743, 18090), (1809, 17430), (1890, 16683), (2010, 15687), (2241, 14070), (2345, 13446), (2490, 12663), (2814, 11205), (2835, 11122), (2905, 10854), (3015, 10458), (3486, 9045), (3618, 8715), (3735, 8442), (4221, 7470), (4482, 7035), (4690, 6723), (5229, 6030), (5427, 5810), (5561, 5670)]