345960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 1161810

約数和(自身を除く): 815850

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 961, 1116, 1240, 1395, 1860, 1922, 2232, 2790, 2883, 3720, 3844, 4805, 5580, 5766, 7688, 8649, 9610, 11160, 11532, 14415, 17298, 19220, 23064, 28830, 34596, 38440, 43245, 57660, 69192, 86490, 115320, 172980, 345960]

約数ペア:

[(1, 345960), (2, 172980), (3, 115320), (4, 86490), (5, 69192), (6, 57660), (8, 43245), (9, 38440), (10, 34596), (12, 28830), (15, 23064), (18, 19220), (20, 17298), (24, 14415), (30, 11532), (31, 11160), (36, 9610), (40, 8649), (45, 7688), (60, 5766), (62, 5580), (72, 4805), (90, 3844), (93, 3720), (120, 2883), (124, 2790), (155, 2232), (180, 1922), (186, 1860), (248, 1395), (279, 1240), (310, 1116), (360, 961), (372, 930), (465, 744), (558, 620)]