28148040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 95472000

約数和(自身を除く): 67323960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 90, 108, 120, 134, 135, 180, 201, 216, 268, 270, 335, 360, 389, 402, 536, 540, 603, 670, 778, 804, 1005, 1080, 1167, 1206, 1340, 1556, 1608, 1809, 1945, 2010, 2334, 2412, 2680, 3015, 3112, 3501, 3618, 3890, 4020, 4668, 4824, 5835, 6030, 7002, 7236, 7780, 8040, 9045, 9336, 10503, 11670, 12060, 14004, 14472, 15560, 17505, 18090, 21006, 23340, 24120, 26063, 28008, 35010, 36180, 42012, 46680, 52126, 52515, 70020, 72360, 78189, 84024, 104252, 105030, 130315, 140040, 156378, 208504, 210060, 234567, 260630, 312756, 390945, 420120, 469134, 521260, 625512, 703701, 781890, 938268, 1042520, 1172835, 1407402, 1563780, 1876536, 2345670, 2814804, 3127560, 3518505, 4691340, 5629608, 7037010, 9382680, 14074020, 28148040]

約数ペア:

[(1, 28148040), (2, 14074020), (3, 9382680), (4, 7037010), (5, 5629608), (6, 4691340), (8, 3518505), (9, 3127560), (10, 2814804), (12, 2345670), (15, 1876536), (18, 1563780), (20, 1407402), (24, 1172835), (27, 1042520), (30, 938268), (36, 781890), (40, 703701), (45, 625512), (54, 521260), (60, 469134), (67, 420120), (72, 390945), (90, 312756), (108, 260630), (120, 234567), (134, 210060), (135, 208504), (180, 156378), (201, 140040), (216, 130315), (268, 105030), (270, 104252), (335, 84024), (360, 78189), (389, 72360), (402, 70020), (536, 52515), (540, 52126), (603, 46680), (670, 42012), (778, 36180), (804, 35010), (1005, 28008), (1080, 26063), (1167, 24120), (1206, 23340), (1340, 21006), (1556, 18090), (1608, 17505), (1809, 15560), (1945, 14472), (2010, 14004), (2334, 12060), (2412, 11670), (2680, 10503), (3015, 9336), (3112, 9045), (3501, 8040), (3618, 7780), (3890, 7236), (4020, 7002), (4668, 6030), (4824, 5835)]