257882040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55103}}^1$

素因数の和:55133

約数の個数: 96

約数和(自身を含む): 902603520

約数和(自身を除く): 644721480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 55103, 110206, 165309, 220412, 275515, 330618, 440824, 495927, 551030, 661236, 716339, 826545, 991854, 1102060, 1322472, 1432678, 1653090, 1983708, 2149017, 2204120, 2479635, 2865356, 3306180, 3581695, 3967416, 4298034, 4959270, 5730712, 6447051, 6612360, 7163390, 8596068, 9918540, 10745085, 12894102, 14326780, 17192136, 19837080, 21490170, 25788204, 28653560, 32235255, 42980340, 51576408, 64470510, 85960680, 128941020, 257882040]

約数ペア:

[(1, 257882040), (2, 128941020), (3, 85960680), (4, 64470510), (5, 51576408), (6, 42980340), (8, 32235255), (9, 28653560), (10, 25788204), (12, 21490170), (13, 19837080), (15, 17192136), (18, 14326780), (20, 12894102), (24, 10745085), (26, 9918540), (30, 8596068), (36, 7163390), (39, 6612360), (40, 6447051), (45, 5730712), (52, 4959270), (60, 4298034), (65, 3967416), (72, 3581695), (78, 3306180), (90, 2865356), (104, 2479635), (117, 2204120), (120, 2149017), (130, 1983708), (156, 1653090), (180, 1432678), (195, 1322472), (234, 1102060), (260, 991854), (312, 826545), (360, 716339), (390, 661236), (468, 551030), (520, 495927), (585, 440824), (780, 330618), (936, 275515), (1170, 220412), (1560, 165309), (2340, 110206), (4680, 55103)]