72984520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1619}}^1$

素因数の和:1667

約数の個数: 96

約数和(自身を含む): 199454400

約数和(自身を除く): 126469880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1619, 1960, 2254, 3220, 3238, 4508, 5635, 6440, 6476, 8095, 9016, 11270, 11333, 12952, 16190, 22540, 22666, 32380, 37237, 45080, 45332, 56665, 64760, 74474, 79331, 90664, 113330, 148948, 158662, 186185, 226660, 260659, 297896, 317324, 372370, 396655, 453320, 521318, 634648, 744740, 793310, 1042636, 1303295, 1489480, 1586620, 1824613, 2085272, 2606590, 3173240, 3649226, 5213180, 7298452, 9123065, 10426360, 14596904, 18246130, 36492260, 72984520]

約数ペア:

[(1, 72984520), (2, 36492260), (4, 18246130), (5, 14596904), (7, 10426360), (8, 9123065), (10, 7298452), (14, 5213180), (20, 3649226), (23, 3173240), (28, 2606590), (35, 2085272), (40, 1824613), (46, 1586620), (49, 1489480), (56, 1303295), (70, 1042636), (92, 793310), (98, 744740), (115, 634648), (140, 521318), (161, 453320), (184, 396655), (196, 372370), (230, 317324), (245, 297896), (280, 260659), (322, 226660), (392, 186185), (460, 158662), (490, 148948), (644, 113330), (805, 90664), (920, 79331), (980, 74474), (1127, 64760), (1288, 56665), (1610, 45332), (1619, 45080), (1960, 37237), (2254, 32380), (3220, 22666), (3238, 22540), (4508, 16190), (5635, 12952), (6440, 11333), (6476, 11270), (8095, 9016)]