388629540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166081}}^1$

素因数の和:166109

約数の個数: 72

約数和(自身を含む): 1269530808

約数和(自身を除く): 880901268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 166081, 332162, 498243, 664324, 830405, 996486, 1494729, 1660810, 1992972, 2159053, 2491215, 2989458, 3321620, 4318106, 4982430, 5978916, 6477159, 7473645, 8636212, 9964860, 10795265, 12954318, 14947290, 19431477, 21590530, 25908636, 29894580, 32385795, 38862954, 43181060, 64771590, 77725908, 97157385, 129543180, 194314770, 388629540]

約数ペア:

[(1, 388629540), (2, 194314770), (3, 129543180), (4, 97157385), (5, 77725908), (6, 64771590), (9, 43181060), (10, 38862954), (12, 32385795), (13, 29894580), (15, 25908636), (18, 21590530), (20, 19431477), (26, 14947290), (30, 12954318), (36, 10795265), (39, 9964860), (45, 8636212), (52, 7473645), (60, 6477159), (65, 5978916), (78, 4982430), (90, 4318106), (117, 3321620), (130, 2989458), (156, 2491215), (180, 2159053), (195, 1992972), (234, 1660810), (260, 1494729), (390, 996486), (468, 830405), (585, 664324), (780, 498243), (1170, 332162), (2340, 166081)]