15199980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4153}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 43268064

約数和(自身を除く): 28068084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4153, 8306, 12459, 16612, 20765, 24918, 41530, 49836, 62295, 83060, 124590, 249180, 253333, 506666, 759999, 1013332, 1266665, 1519998, 2533330, 3039996, 3799995, 5066660, 7599990, 15199980]

約数ペア:

[(1, 15199980), (2, 7599990), (3, 5066660), (4, 3799995), (5, 3039996), (6, 2533330), (10, 1519998), (12, 1266665), (15, 1013332), (20, 759999), (30, 506666), (60, 253333), (61, 249180), (122, 124590), (183, 83060), (244, 62295), (305, 49836), (366, 41530), (610, 24918), (732, 20765), (915, 16612), (1220, 12459), (1830, 8306), (3660, 4153)]