2538180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 7862400

約数和(自身を除く): 5324220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 239, 295, 354, 478, 531, 590, 708, 717, 885, 956, 1062, 1180, 1195, 1434, 1770, 2124, 2151, 2390, 2655, 2868, 3540, 3585, 4302, 4780, 5310, 7170, 8604, 10620, 10755, 14101, 14340, 21510, 28202, 42303, 43020, 56404, 70505, 84606, 126909, 141010, 169212, 211515, 253818, 282020, 423030, 507636, 634545, 846060, 1269090, 2538180]

約数ペア:

[(1, 2538180), (2, 1269090), (3, 846060), (4, 634545), (5, 507636), (6, 423030), (9, 282020), (10, 253818), (12, 211515), (15, 169212), (18, 141010), (20, 126909), (30, 84606), (36, 70505), (45, 56404), (59, 43020), (60, 42303), (90, 28202), (118, 21510), (177, 14340), (180, 14101), (236, 10755), (239, 10620), (295, 8604), (354, 7170), (478, 5310), (531, 4780), (590, 4302), (708, 3585), (717, 3540), (885, 2868), (956, 2655), (1062, 2390), (1180, 2151), (1195, 2124), (1434, 1770)]