29901900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 102493440

約数和(自身を除く): 72591540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 50, 58, 60, 70, 75, 84, 87, 100, 105, 116, 140, 145, 150, 174, 175, 203, 210, 290, 300, 348, 350, 406, 420, 435, 491, 525, 580, 609, 700, 725, 812, 870, 982, 1015, 1050, 1218, 1450, 1473, 1740, 1964, 2030, 2100, 2175, 2436, 2455, 2900, 2946, 3045, 3437, 4060, 4350, 4910, 5075, 5892, 6090, 6874, 7365, 8700, 9820, 10150, 10311, 12180, 12275, 13748, 14239, 14730, 15225, 17185, 20300, 20622, 24550, 28478, 29460, 30450, 34370, 36825, 41244, 42717, 49100, 51555, 56956, 60900, 68740, 71195, 73650, 85434, 85925, 99673, 103110, 142390, 147300, 170868, 171850, 199346, 206220, 213585, 257775, 284780, 299019, 343700, 355975, 398692, 427170, 498365, 515550, 598038, 711950, 854340, 996730, 1031100, 1067925, 1196076, 1423900, 1495095, 1993460, 2135850, 2491825, 2990190, 4271700, 4983650, 5980380, 7475475, 9967300, 14950950, 29901900]

約数ペア:

[(1, 29901900), (2, 14950950), (3, 9967300), (4, 7475475), (5, 5980380), (6, 4983650), (7, 4271700), (10, 2990190), (12, 2491825), (14, 2135850), (15, 1993460), (20, 1495095), (21, 1423900), (25, 1196076), (28, 1067925), (29, 1031100), (30, 996730), (35, 854340), (42, 711950), (50, 598038), (58, 515550), (60, 498365), (70, 427170), (75, 398692), (84, 355975), (87, 343700), (100, 299019), (105, 284780), (116, 257775), (140, 213585), (145, 206220), (150, 199346), (174, 171850), (175, 170868), (203, 147300), (210, 142390), (290, 103110), (300, 99673), (348, 85925), (350, 85434), (406, 73650), (420, 71195), (435, 68740), (491, 60900), (525, 56956), (580, 51555), (609, 49100), (700, 42717), (725, 41244), (812, 36825), (870, 34370), (982, 30450), (1015, 29460), (1050, 28478), (1218, 24550), (1450, 20622), (1473, 20300), (1740, 17185), (1964, 15225), (2030, 14730), (2100, 14239), (2175, 13748), (2436, 12275), (2455, 12180), (2900, 10311), (2946, 10150), (3045, 9820), (3437, 8700), (4060, 7365), (4350, 6874), (4910, 6090), (5075, 5892)]