239778800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:427

約数の個数: 120

約数和(自身を含む): 606306432

約数和(自身を除く): 366527632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 61, 62, 80, 100, 122, 124, 155, 200, 244, 248, 305, 310, 317, 400, 488, 496, 610, 620, 634, 775, 976, 1220, 1240, 1268, 1525, 1550, 1585, 1891, 2440, 2480, 2536, 3050, 3100, 3170, 3782, 4880, 5072, 6100, 6200, 6340, 7564, 7925, 9455, 9827, 12200, 12400, 12680, 15128, 15850, 18910, 19337, 19654, 24400, 25360, 30256, 31700, 37820, 38674, 39308, 47275, 49135, 63400, 75640, 77348, 78616, 94550, 96685, 98270, 126800, 151280, 154696, 157232, 189100, 193370, 196540, 245675, 309392, 378200, 386740, 393080, 483425, 491350, 599447, 756400, 773480, 786160, 966850, 982700, 1198894, 1546960, 1933700, 1965400, 2397788, 2997235, 3867400, 3930800, 4795576, 5994470, 7734800, 9591152, 11988940, 14986175, 23977880, 29972350, 47955760, 59944700, 119889400, 239778800]

約数ペア:

[(1, 239778800), (2, 119889400), (4, 59944700), (5, 47955760), (8, 29972350), (10, 23977880), (16, 14986175), (20, 11988940), (25, 9591152), (31, 7734800), (40, 5994470), (50, 4795576), (61, 3930800), (62, 3867400), (80, 2997235), (100, 2397788), (122, 1965400), (124, 1933700), (155, 1546960), (200, 1198894), (244, 982700), (248, 966850), (305, 786160), (310, 773480), (317, 756400), (400, 599447), (488, 491350), (496, 483425), (610, 393080), (620, 386740), (634, 378200), (775, 309392), (976, 245675), (1220, 196540), (1240, 193370), (1268, 189100), (1525, 157232), (1550, 154696), (1585, 151280), (1891, 126800), (2440, 98270), (2480, 96685), (2536, 94550), (3050, 78616), (3100, 77348), (3170, 75640), (3782, 63400), (4880, 49135), (5072, 47275), (6100, 39308), (6200, 38674), (6340, 37820), (7564, 31700), (7925, 30256), (9455, 25360), (9827, 24400), (12200, 19654), (12400, 19337), (12680, 18910), (15128, 15850)]