39997800

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{823}}^1$

素因数の和:854

約数の個数: 144

約数和(自身を含む): 139470240

約数和(自身を除く): 99472440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 243, 270, 300, 324, 360, 405, 450, 486, 540, 600, 648, 675, 810, 823, 900, 972, 1080, 1215, 1350, 1620, 1646, 1800, 1944, 2025, 2430, 2469, 2700, 3240, 3292, 4050, 4115, 4860, 4938, 5400, 6075, 6584, 7407, 8100, 8230, 9720, 9876, 12150, 12345, 14814, 16200, 16460, 19752, 20575, 22221, 24300, 24690, 29628, 32920, 37035, 41150, 44442, 48600, 49380, 59256, 61725, 66663, 74070, 82300, 88884, 98760, 111105, 123450, 133326, 148140, 164600, 177768, 185175, 199989, 222210, 246900, 266652, 296280, 333315, 370350, 399978, 444420, 493800, 533304, 555525, 666630, 740700, 799956, 888840, 999945, 1111050, 1333260, 1481400, 1599912, 1666575, 1999890, 2222100, 2666520, 3333150, 3999780, 4444200, 4999725, 6666300, 7999560, 9999450, 13332600, 19998900, 39997800]

約数ペア:

[(1, 39997800), (2, 19998900), (3, 13332600), (4, 9999450), (5, 7999560), (6, 6666300), (8, 4999725), (9, 4444200), (10, 3999780), (12, 3333150), (15, 2666520), (18, 2222100), (20, 1999890), (24, 1666575), (25, 1599912), (27, 1481400), (30, 1333260), (36, 1111050), (40, 999945), (45, 888840), (50, 799956), (54, 740700), (60, 666630), (72, 555525), (75, 533304), (81, 493800), (90, 444420), (100, 399978), (108, 370350), (120, 333315), (135, 296280), (150, 266652), (162, 246900), (180, 222210), (200, 199989), (216, 185175), (225, 177768), (243, 164600), (270, 148140), (300, 133326), (324, 123450), (360, 111105), (405, 98760), (450, 88884), (486, 82300), (540, 74070), (600, 66663), (648, 61725), (675, 59256), (810, 49380), (823, 48600), (900, 44442), (972, 41150), (1080, 37035), (1215, 32920), (1350, 29628), (1620, 24690), (1646, 24300), (1800, 22221), (1944, 20575), (2025, 19752), (2430, 16460), (2469, 16200), (2700, 14814), (3240, 12345), (3292, 12150), (4050, 9876), (4115, 9720), (4860, 8230), (4938, 8100), (5400, 7407), (6075, 6584)]