1489139880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2203}}^1$

素因数の和:2391

約数の個数: 128

約数和(自身を含む): 4608299520

約数和(自身を除く): 3119159640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 131, 172, 215, 258, 262, 344, 393, 430, 516, 524, 645, 655, 786, 860, 1032, 1048, 1290, 1310, 1572, 1720, 1965, 2203, 2580, 2620, 3144, 3930, 4406, 5160, 5240, 5633, 6609, 7860, 8812, 11015, 11266, 13218, 15720, 16899, 17624, 22030, 22532, 26436, 28165, 33045, 33798, 44060, 45064, 52872, 56330, 66090, 67596, 84495, 88120, 94729, 112660, 132180, 135192, 168990, 189458, 225320, 264360, 284187, 288593, 337980, 378916, 473645, 568374, 577186, 675960, 757832, 865779, 947290, 1136748, 1154372, 1420935, 1442965, 1731558, 1894580, 2273496, 2308744, 2841870, 2885930, 3463116, 3789160, 4328895, 5683740, 5771860, 6926232, 8657790, 11367480, 11543720, 12409499, 17315580, 24818998, 34631160, 37228497, 49637996, 62047495, 74456994, 99275992, 124094990, 148913988, 186142485, 248189980, 297827976, 372284970, 496379960, 744569940, 1489139880]

約数ペア:

[(1, 1489139880), (2, 744569940), (3, 496379960), (4, 372284970), (5, 297827976), (6, 248189980), (8, 186142485), (10, 148913988), (12, 124094990), (15, 99275992), (20, 74456994), (24, 62047495), (30, 49637996), (40, 37228497), (43, 34631160), (60, 24818998), (86, 17315580), (120, 12409499), (129, 11543720), (131, 11367480), (172, 8657790), (215, 6926232), (258, 5771860), (262, 5683740), (344, 4328895), (393, 3789160), (430, 3463116), (516, 2885930), (524, 2841870), (645, 2308744), (655, 2273496), (786, 1894580), (860, 1731558), (1032, 1442965), (1048, 1420935), (1290, 1154372), (1310, 1136748), (1572, 947290), (1720, 865779), (1965, 757832), (2203, 675960), (2580, 577186), (2620, 568374), (3144, 473645), (3930, 378916), (4406, 337980), (5160, 288593), (5240, 284187), (5633, 264360), (6609, 225320), (7860, 189458), (8812, 168990), (11015, 135192), (11266, 132180), (13218, 112660), (15720, 94729), (16899, 88120), (17624, 84495), (22030, 67596), (22532, 66090), (26436, 56330), (28165, 52872), (33045, 45064), (33798, 44060)]