78264760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 208031760

約数和(自身を除く): 129767000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 547, 584, 730, 980, 1022, 1094, 1460, 1960, 2044, 2188, 2555, 2735, 2920, 3577, 3829, 4088, 4376, 5110, 5470, 7154, 7658, 10220, 10940, 14308, 15316, 17885, 19145, 20440, 21880, 26803, 28616, 30632, 35770, 38290, 39931, 53606, 71540, 76580, 79862, 107212, 134015, 143080, 153160, 159724, 199655, 214424, 268030, 279517, 319448, 399310, 536060, 559034, 798620, 1072120, 1118068, 1397585, 1597240, 1956619, 2236136, 2795170, 3913238, 5590340, 7826476, 9783095, 11180680, 15652952, 19566190, 39132380, 78264760]

約数ペア:

[(1, 78264760), (2, 39132380), (4, 19566190), (5, 15652952), (7, 11180680), (8, 9783095), (10, 7826476), (14, 5590340), (20, 3913238), (28, 2795170), (35, 2236136), (40, 1956619), (49, 1597240), (56, 1397585), (70, 1118068), (73, 1072120), (98, 798620), (140, 559034), (146, 536060), (196, 399310), (245, 319448), (280, 279517), (292, 268030), (365, 214424), (392, 199655), (490, 159724), (511, 153160), (547, 143080), (584, 134015), (730, 107212), (980, 79862), (1022, 76580), (1094, 71540), (1460, 53606), (1960, 39931), (2044, 38290), (2188, 35770), (2555, 30632), (2735, 28616), (2920, 26803), (3577, 21880), (3829, 20440), (4088, 19145), (4376, 17885), (5110, 15316), (5470, 14308), (7154, 10940), (7658, 10220)]