87312780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11831}}^1$

素因数の和:11887

約数の個数: 72

約数和(自身を含む): 271331424

約数和(自身を除く): 184018644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 11831, 23662, 35493, 47324, 59155, 70986, 106479, 118310, 141972, 177465, 212958, 236620, 354930, 425916, 485071, 532395, 709860, 970142, 1064790, 1455213, 1940284, 2129580, 2425355, 2910426, 4365639, 4850710, 5820852, 7276065, 8731278, 9701420, 14552130, 17462556, 21828195, 29104260, 43656390, 87312780]

約数ペア:

[(1, 87312780), (2, 43656390), (3, 29104260), (4, 21828195), (5, 17462556), (6, 14552130), (9, 9701420), (10, 8731278), (12, 7276065), (15, 5820852), (18, 4850710), (20, 4365639), (30, 2910426), (36, 2425355), (41, 2129580), (45, 1940284), (60, 1455213), (82, 1064790), (90, 970142), (123, 709860), (164, 532395), (180, 485071), (205, 425916), (246, 354930), (369, 236620), (410, 212958), (492, 177465), (615, 141972), (738, 118310), (820, 106479), (1230, 70986), (1476, 59155), (1845, 47324), (2460, 35493), (3690, 23662), (7380, 11831)]