321972840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{42589}}^1$

素因数の和:42616

約数の個数: 128

約数和(自身を含む): 1226592000

約数和(自身を除く): 904619160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 42589, 85178, 127767, 170356, 212945, 255534, 298123, 340712, 383301, 425890, 511068, 596246, 638835, 766602, 851780, 894369, 1022136, 1149903, 1192492, 1277670, 1490615, 1533204, 1703560, 1788738, 1916505, 2299806, 2384984, 2555340, 2683107, 2981230, 3066408, 3577476, 3833010, 4471845, 4599612, 5110680, 5366214, 5749515, 5962460, 7154952, 7666020, 8049321, 8943690, 9199224, 10732428, 11499030, 11924920, 13415535, 15332040, 16098642, 17887380, 21464856, 22998060, 26831070, 32197284, 35774760, 40246605, 45996120, 53662140, 64394568, 80493210, 107324280, 160986420, 321972840]

約数ペア:

[(1, 321972840), (2, 160986420), (3, 107324280), (4, 80493210), (5, 64394568), (6, 53662140), (7, 45996120), (8, 40246605), (9, 35774760), (10, 32197284), (12, 26831070), (14, 22998060), (15, 21464856), (18, 17887380), (20, 16098642), (21, 15332040), (24, 13415535), (27, 11924920), (28, 11499030), (30, 10732428), (35, 9199224), (36, 8943690), (40, 8049321), (42, 7666020), (45, 7154952), (54, 5962460), (56, 5749515), (60, 5366214), (63, 5110680), (70, 4599612), (72, 4471845), (84, 3833010), (90, 3577476), (105, 3066408), (108, 2981230), (120, 2683107), (126, 2555340), (135, 2384984), (140, 2299806), (168, 1916505), (180, 1788738), (189, 1703560), (210, 1533204), (216, 1490615), (252, 1277670), (270, 1192492), (280, 1149903), (315, 1022136), (360, 894369), (378, 851780), (420, 766602), (504, 638835), (540, 596246), (630, 511068), (756, 425890), (840, 383301), (945, 340712), (1080, 298123), (1260, 255534), (1512, 212945), (1890, 170356), (2520, 127767), (3780, 85178), (7560, 42589)]