142669980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1423}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 433847232

約数和(自身を除く): 291177252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 1114, 1423, 1671, 2228, 2785, 2846, 3342, 4269, 5013, 5570, 5692, 6684, 7115, 8355, 8538, 10026, 11140, 12807, 14230, 16710, 17076, 20052, 21345, 25065, 25614, 28460, 33420, 42690, 50130, 51228, 64035, 85380, 100260, 128070, 256140, 792611, 1585222, 2377833, 3170444, 3963055, 4755666, 7133499, 7926110, 9511332, 11889165, 14266998, 15852220, 23778330, 28533996, 35667495, 47556660, 71334990, 142669980]

約数ペア:

[(1, 142669980), (2, 71334990), (3, 47556660), (4, 35667495), (5, 28533996), (6, 23778330), (9, 15852220), (10, 14266998), (12, 11889165), (15, 9511332), (18, 7926110), (20, 7133499), (30, 4755666), (36, 3963055), (45, 3170444), (60, 2377833), (90, 1585222), (180, 792611), (557, 256140), (1114, 128070), (1423, 100260), (1671, 85380), (2228, 64035), (2785, 51228), (2846, 50130), (3342, 42690), (4269, 33420), (5013, 28460), (5570, 25614), (5692, 25065), (6684, 21345), (7115, 20052), (8355, 17076), (8538, 16710), (10026, 14230), (11140, 12807)]