1521980160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{396349}}^1$

素因数の和:396373

約数の個数: 72

約数和(自身を含む): 4860836400

約数和(自身を除く): 3338856240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 396349, 792698, 1189047, 1585396, 1981745, 2378094, 3170792, 3963490, 4756188, 5945235, 6341584, 7926980, 9512376, 11890470, 12683168, 15853960, 19024752, 23780940, 25366336, 31707920, 38049504, 47561880, 50732672, 63415840, 76099008, 95123760, 101465344, 126831680, 152198016, 190247520, 253663360, 304396032, 380495040, 507326720, 760990080, 1521980160]

約数ペア:

[(1, 1521980160), (2, 760990080), (3, 507326720), (4, 380495040), (5, 304396032), (6, 253663360), (8, 190247520), (10, 152198016), (12, 126831680), (15, 101465344), (16, 95123760), (20, 76099008), (24, 63415840), (30, 50732672), (32, 47561880), (40, 38049504), (48, 31707920), (60, 25366336), (64, 23780940), (80, 19024752), (96, 15853960), (120, 12683168), (128, 11890470), (160, 9512376), (192, 7926980), (240, 6341584), (256, 5945235), (320, 4756188), (384, 3963490), (480, 3170792), (640, 2378094), (768, 1981745), (960, 1585396), (1280, 1189047), (1920, 792698), (3840, 396349)]