78163020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33403}}^1$

素因数の和:33431

約数の個数: 72

約数和(自身を含む): 255340176

約数和(自身を除く): 177177156

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, 33403, 66806, 100209, 133612, 167015, 200418, 300627, 334030, 400836, 434239, 501045, 601254, 668060, 868478, 1002090, 1202508, 1302717, 1503135, 1736956, 2004180, 2171195, 2605434, 3006270, 3908151, 4342390, 5210868, 6012540, 6513585, 7816302, 8684780, 13027170, 15632604, 19540755, 26054340, 39081510, 78163020]

約数ペア:

[(1, 78163020), (2, 39081510), (3, 26054340), (4, 19540755), (5, 15632604), (6, 13027170), (9, 8684780), (10, 7816302), (12, 6513585), (13, 6012540), (15, 5210868), (18, 4342390), (20, 3908151), (26, 3006270), (30, 2605434), (36, 2171195), (39, 2004180), (45, 1736956), (52, 1503135), (60, 1302717), (65, 1202508), (78, 1002090), (90, 868478), (117, 668060), (130, 601254), (156, 501045), (180, 434239), (195, 400836), (234, 334030), (260, 300627), (390, 200418), (468, 167015), (585, 133612), (780, 100209), (1170, 66806), (2340, 33403)]