245329980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15787}}^1$

素因数の和:15843

約数の個数: 96

約数和(自身を含む): 806324736

約数和(自身を除く): 560994756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 15540, 15787, 31574, 47361, 63148, 78935, 94722, 110509, 157870, 189444, 221018, 236805, 315740, 331527, 442036, 473610, 552545, 584119, 663054, 947220, 1105090, 1168238, 1326108, 1657635, 1752357, 2210180, 2336476, 2920595, 3315270, 3504714, 4088833, 5841190, 6630540, 7009428, 8177666, 8761785, 11682380, 12266499, 16355332, 17523570, 20444165, 24532998, 35047140, 40888330, 49065996, 61332495, 81776660, 122664990, 245329980]

約数ペア:

[(1, 245329980), (2, 122664990), (3, 81776660), (4, 61332495), (5, 49065996), (6, 40888330), (7, 35047140), (10, 24532998), (12, 20444165), (14, 17523570), (15, 16355332), (20, 12266499), (21, 11682380), (28, 8761785), (30, 8177666), (35, 7009428), (37, 6630540), (42, 5841190), (60, 4088833), (70, 3504714), (74, 3315270), (84, 2920595), (105, 2336476), (111, 2210180), (140, 1752357), (148, 1657635), (185, 1326108), (210, 1168238), (222, 1105090), (259, 947220), (370, 663054), (420, 584119), (444, 552545), (518, 473610), (555, 442036), (740, 331527), (777, 315740), (1036, 236805), (1110, 221018), (1295, 189444), (1554, 157870), (2220, 110509), (2590, 94722), (3108, 78935), (3885, 63148), (5180, 47361), (7770, 31574), (15540, 15787)]