201311591960

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1\times {\mathrm{72883}}^1$

素因数の和:73440

約数の個数: 64

約数和(自身を含む): 456545376000

約数和(自身を除く): 255233784040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 347, 398, 694, 796, 995, 1388, 1592, 1735, 1990, 2776, 3470, 3980, 6940, 7960, 13880, 69053, 72883, 138106, 145766, 276212, 291532, 345265, 364415, 552424, 583064, 690530, 728830, 1381060, 1457660, 2762120, 2915320, 14503717, 25290401, 29007434, 50580802, 58014868, 72518585, 101161604, 116029736, 126452005, 145037170, 202323208, 252904010, 290074340, 505808020, 580148680, 1011616040, 5032789799, 10065579598, 20131159196, 25163948995, 40262318392, 50327897990, 100655795980, 201311591960]

約数ペア:

[(1, 201311591960), (2, 100655795980), (4, 50327897990), (5, 40262318392), (8, 25163948995), (10, 20131159196), (20, 10065579598), (40, 5032789799), (199, 1011616040), (347, 580148680), (398, 505808020), (694, 290074340), (796, 252904010), (995, 202323208), (1388, 145037170), (1592, 126452005), (1735, 116029736), (1990, 101161604), (2776, 72518585), (3470, 58014868), (3980, 50580802), (6940, 29007434), (7960, 25290401), (13880, 14503717), (69053, 2915320), (72883, 2762120), (138106, 1457660), (145766, 1381060), (276212, 728830), (291532, 690530), (345265, 583064), (364415, 552424)]