240756410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1489}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 489196800

約数和(自身を除く): 248440390

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 437, 703, 851, 874, 1406, 1489, 1702, 2185, 2978, 3515, 4255, 4370, 7030, 7445, 8510, 14890, 16169, 28291, 32338, 34247, 55093, 56582, 68494, 80845, 110186, 141455, 161690, 171235, 275465, 282910, 342470, 550930, 650693, 1046767, 1267139, 1301386, 2093534, 2534278, 3253465, 5233835, 6335695, 6506930, 10467670, 12671390, 24075641, 48151282, 120378205, 240756410]

約数ペア:

[(1, 240756410), (2, 120378205), (5, 48151282), (10, 24075641), (19, 12671390), (23, 10467670), (37, 6506930), (38, 6335695), (46, 5233835), (74, 3253465), (95, 2534278), (115, 2093534), (185, 1301386), (190, 1267139), (230, 1046767), (370, 650693), (437, 550930), (703, 342470), (851, 282910), (874, 275465), (1406, 171235), (1489, 161690), (1702, 141455), (2185, 110186), (2978, 80845), (3515, 68494), (4255, 56582), (4370, 55093), (7030, 34247), (7445, 32338), (8510, 28291), (14890, 16169)]