198745650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1638

約数の個数: 120

約数和(自身を含む): 570392064

約数和(自身を除く): 371646414

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 81, 90, 93, 135, 150, 155, 162, 186, 225, 270, 279, 310, 405, 450, 465, 558, 675, 775, 810, 837, 930, 1350, 1395, 1550, 1583, 1674, 2025, 2325, 2511, 2790, 3166, 4050, 4185, 4650, 4749, 5022, 6975, 7915, 8370, 9498, 12555, 13950, 14247, 15830, 20925, 23745, 25110, 28494, 39575, 41850, 42741, 47490, 49073, 62775, 71235, 79150, 85482, 98146, 118725, 125550, 128223, 142470, 147219, 213705, 237450, 245365, 256446, 294438, 356175, 427410, 441657, 490730, 641115, 712350, 736095, 883314, 1068525, 1226825, 1282230, 1324971, 1472190, 2137050, 2208285, 2453650, 2649942, 3205575, 3680475, 3974913, 4416570, 6411150, 6624855, 7360950, 7949826, 11041425, 13249710, 19874565, 22082850, 33124275, 39749130, 66248550, 99372825, 198745650]

約数ペア:

[(1, 198745650), (2, 99372825), (3, 66248550), (5, 39749130), (6, 33124275), (9, 22082850), (10, 19874565), (15, 13249710), (18, 11041425), (25, 7949826), (27, 7360950), (30, 6624855), (31, 6411150), (45, 4416570), (50, 3974913), (54, 3680475), (62, 3205575), (75, 2649942), (81, 2453650), (90, 2208285), (93, 2137050), (135, 1472190), (150, 1324971), (155, 1282230), (162, 1226825), (186, 1068525), (225, 883314), (270, 736095), (279, 712350), (310, 641115), (405, 490730), (450, 441657), (465, 427410), (558, 356175), (675, 294438), (775, 256446), (810, 245365), (837, 237450), (930, 213705), (1350, 147219), (1395, 142470), (1550, 128223), (1583, 125550), (1674, 118725), (2025, 98146), (2325, 85482), (2511, 79150), (2790, 71235), (3166, 62775), (4050, 49073), (4185, 47490), (4650, 42741), (4749, 41850), (5022, 39575), (6975, 28494), (7915, 25110), (8370, 23745), (9498, 20925), (12555, 15830), (13950, 14247)]