381287600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:463

約数の個数: 120

約数和(自身を含む): 958355328

約数和(自身を除く): 577067728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 97, 100, 124, 155, 194, 200, 248, 310, 317, 388, 400, 485, 496, 620, 634, 775, 776, 970, 1240, 1268, 1550, 1552, 1585, 1940, 2425, 2480, 2536, 3007, 3100, 3170, 3880, 4850, 5072, 6014, 6200, 6340, 7760, 7925, 9700, 9827, 12028, 12400, 12680, 15035, 15850, 19400, 19654, 24056, 25360, 30070, 30749, 31700, 38800, 39308, 48112, 49135, 60140, 61498, 63400, 75175, 78616, 98270, 120280, 122996, 126800, 150350, 153745, 157232, 196540, 240560, 245675, 245992, 300700, 307490, 393080, 491350, 491984, 601400, 614980, 768725, 786160, 953219, 982700, 1202800, 1229960, 1537450, 1906438, 1965400, 2459920, 3074900, 3812876, 3930800, 4766095, 6149800, 7625752, 9532190, 12299600, 15251504, 19064380, 23830475, 38128760, 47660950, 76257520, 95321900, 190643800, 381287600]

約数ペア:

[(1, 381287600), (2, 190643800), (4, 95321900), (5, 76257520), (8, 47660950), (10, 38128760), (16, 23830475), (20, 19064380), (25, 15251504), (31, 12299600), (40, 9532190), (50, 7625752), (62, 6149800), (80, 4766095), (97, 3930800), (100, 3812876), (124, 3074900), (155, 2459920), (194, 1965400), (200, 1906438), (248, 1537450), (310, 1229960), (317, 1202800), (388, 982700), (400, 953219), (485, 786160), (496, 768725), (620, 614980), (634, 601400), (775, 491984), (776, 491350), (970, 393080), (1240, 307490), (1268, 300700), (1550, 245992), (1552, 245675), (1585, 240560), (1940, 196540), (2425, 157232), (2480, 153745), (2536, 150350), (3007, 126800), (3100, 122996), (3170, 120280), (3880, 98270), (4850, 78616), (5072, 75175), (6014, 63400), (6200, 61498), (6340, 60140), (7760, 49135), (7925, 48112), (9700, 39308), (9827, 38800), (12028, 31700), (12400, 30749), (12680, 30070), (15035, 25360), (15850, 24056), (19400, 19654)]