30713900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 84369600

約数和(自身を除く): 53655700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 29, 34, 35, 50, 58, 68, 70, 85, 89, 100, 116, 119, 140, 145, 170, 175, 178, 203, 238, 290, 340, 350, 356, 406, 425, 445, 476, 493, 580, 595, 623, 700, 725, 812, 850, 890, 986, 1015, 1190, 1246, 1450, 1513, 1700, 1780, 1972, 2030, 2225, 2380, 2465, 2492, 2581, 2900, 2975, 3026, 3115, 3451, 4060, 4450, 4930, 5075, 5162, 5950, 6052, 6230, 6902, 7565, 8900, 9860, 10150, 10324, 10591, 11900, 12325, 12460, 12905, 13804, 15130, 15575, 17255, 18067, 20300, 21182, 24650, 25810, 30260, 31150, 34510, 36134, 37825, 42364, 43877, 49300, 51620, 52955, 62300, 64525, 69020, 72268, 75650, 86275, 87754, 90335, 105910, 129050, 151300, 172550, 175508, 180670, 211820, 219385, 258100, 264775, 307139, 345100, 361340, 438770, 451675, 529550, 614278, 877540, 903350, 1059100, 1096925, 1228556, 1535695, 1806700, 2193850, 3071390, 4387700, 6142780, 7678475, 15356950, 30713900]

約数ペア:

[(1, 30713900), (2, 15356950), (4, 7678475), (5, 6142780), (7, 4387700), (10, 3071390), (14, 2193850), (17, 1806700), (20, 1535695), (25, 1228556), (28, 1096925), (29, 1059100), (34, 903350), (35, 877540), (50, 614278), (58, 529550), (68, 451675), (70, 438770), (85, 361340), (89, 345100), (100, 307139), (116, 264775), (119, 258100), (140, 219385), (145, 211820), (170, 180670), (175, 175508), (178, 172550), (203, 151300), (238, 129050), (290, 105910), (340, 90335), (350, 87754), (356, 86275), (406, 75650), (425, 72268), (445, 69020), (476, 64525), (493, 62300), (580, 52955), (595, 51620), (623, 49300), (700, 43877), (725, 42364), (812, 37825), (850, 36134), (890, 34510), (986, 31150), (1015, 30260), (1190, 25810), (1246, 24650), (1450, 21182), (1513, 20300), (1700, 18067), (1780, 17255), (1972, 15575), (2030, 15130), (2225, 13804), (2380, 12905), (2465, 12460), (2492, 12325), (2581, 11900), (2900, 10591), (2975, 10324), (3026, 10150), (3115, 9860), (3451, 8900), (4060, 7565), (4450, 6902), (4930, 6230), (5075, 6052), (5162, 5950)]