257029394520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1480243}}^1$

素因数の和:1481704

約数の個数: 64

約数和(自身を含む): 771621592320

約数和(自身を除く): 514592197800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1447, 2894, 4341, 5788, 7235, 8682, 11576, 14470, 17364, 21705, 28940, 34728, 43410, 57880, 86820, 173640, 1480243, 2960486, 4440729, 5920972, 7401215, 8881458, 11841944, 14802430, 17762916, 22203645, 29604860, 35525832, 44407290, 59209720, 88814580, 177629160, 2141911621, 4283823242, 6425734863, 8567646484, 10709558105, 12851469726, 17135292968, 21419116210, 25702939452, 32128674315, 42838232420, 51405878904, 64257348630, 85676464840, 128514697260, 257029394520]

約数ペア:

[(1, 257029394520), (2, 128514697260), (3, 85676464840), (4, 64257348630), (5, 51405878904), (6, 42838232420), (8, 32128674315), (10, 25702939452), (12, 21419116210), (15, 17135292968), (20, 12851469726), (24, 10709558105), (30, 8567646484), (40, 6425734863), (60, 4283823242), (120, 2141911621), (1447, 177629160), (2894, 88814580), (4341, 59209720), (5788, 44407290), (7235, 35525832), (8682, 29604860), (11576, 22203645), (14470, 17762916), (17364, 14802430), (21705, 11841944), (28940, 8881458), (34728, 7401215), (43410, 5920972), (57880, 4440729), (86820, 2960486), (173640, 1480243)]