29976660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 106893696

約数和(自身を除く): 76917036

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 643, 666, 740, 777, 1036, 1110, 1260, 1286, 1295, 1332, 1554, 1665, 1929, 2220, 2331, 2572, 2590, 3108, 3215, 3330, 3858, 3885, 4501, 4662, 5180, 5787, 6430, 6660, 7716, 7770, 9002, 9324, 9645, 11574, 11655, 12860, 13503, 15540, 18004, 19290, 22505, 23148, 23310, 23791, 27006, 28935, 38580, 40509, 45010, 46620, 47582, 54012, 57870, 67515, 71373, 81018, 90020, 95164, 115740, 118955, 135030, 142746, 162036, 166537, 202545, 214119, 237910, 270060, 285492, 333074, 356865, 405090, 428238, 475820, 499611, 666148, 713730, 810180, 832685, 856476, 999222, 1070595, 1427460, 1498833, 1665370, 1998444, 2141190, 2498055, 2997666, 3330740, 4282380, 4996110, 5995332, 7494165, 9992220, 14988330, 29976660]

約数ペア:

[(1, 29976660), (2, 14988330), (3, 9992220), (4, 7494165), (5, 5995332), (6, 4996110), (7, 4282380), (9, 3330740), (10, 2997666), (12, 2498055), (14, 2141190), (15, 1998444), (18, 1665370), (20, 1498833), (21, 1427460), (28, 1070595), (30, 999222), (35, 856476), (36, 832685), (37, 810180), (42, 713730), (45, 666148), (60, 499611), (63, 475820), (70, 428238), (74, 405090), (84, 356865), (90, 333074), (105, 285492), (111, 270060), (126, 237910), (140, 214119), (148, 202545), (180, 166537), (185, 162036), (210, 142746), (222, 135030), (252, 118955), (259, 115740), (315, 95164), (333, 90020), (370, 81018), (420, 71373), (444, 67515), (518, 57870), (555, 54012), (630, 47582), (643, 46620), (666, 45010), (740, 40509), (777, 38580), (1036, 28935), (1110, 27006), (1260, 23791), (1286, 23310), (1295, 23148), (1332, 22505), (1554, 19290), (1665, 18004), (1929, 15540), (2220, 13503), (2331, 12860), (2572, 11655), (2590, 11574), (3108, 9645), (3215, 9324), (3330, 9002), (3858, 7770), (3885, 7716), (4501, 6660), (4662, 6430), (5180, 5787)]