71628180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 217945728

約数和(自身を除く): 146317548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 131, 156, 195, 260, 262, 390, 393, 524, 655, 701, 780, 786, 1310, 1402, 1572, 1703, 1965, 2103, 2620, 2804, 3406, 3505, 3930, 4206, 5109, 6812, 7010, 7860, 8412, 8515, 9113, 10218, 10515, 14020, 17030, 18226, 20436, 21030, 25545, 27339, 34060, 36452, 42060, 45565, 51090, 54678, 91130, 91831, 102180, 109356, 136695, 182260, 183662, 273390, 275493, 367324, 459155, 546780, 550986, 918310, 1101972, 1193803, 1377465, 1836620, 2387606, 2754930, 3581409, 4775212, 5509860, 5969015, 7162818, 11938030, 14325636, 17907045, 23876060, 35814090, 71628180]

約数ペア:

[(1, 71628180), (2, 35814090), (3, 23876060), (4, 17907045), (5, 14325636), (6, 11938030), (10, 7162818), (12, 5969015), (13, 5509860), (15, 4775212), (20, 3581409), (26, 2754930), (30, 2387606), (39, 1836620), (52, 1377465), (60, 1193803), (65, 1101972), (78, 918310), (130, 550986), (131, 546780), (156, 459155), (195, 367324), (260, 275493), (262, 273390), (390, 183662), (393, 182260), (524, 136695), (655, 109356), (701, 102180), (780, 91831), (786, 91130), (1310, 54678), (1402, 51090), (1572, 45565), (1703, 42060), (1965, 36452), (2103, 34060), (2620, 27339), (2804, 25545), (3406, 21030), (3505, 20436), (3930, 18226), (4206, 17030), (5109, 14020), (6812, 10515), (7010, 10218), (7860, 9113), (8412, 8515)]