261000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{29}}^1$

素因数の和:56

約数の個数: 96

約数和(自身を含む): 912600

約数和(自身を除く): 651600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 87, 90, 100, 116, 120, 125, 145, 150, 174, 180, 200, 225, 232, 250, 261, 290, 300, 348, 360, 375, 435, 450, 500, 522, 580, 600, 696, 725, 750, 870, 900, 1000, 1044, 1125, 1160, 1305, 1450, 1500, 1740, 1800, 2088, 2175, 2250, 2610, 2900, 3000, 3480, 3625, 4350, 4500, 5220, 5800, 6525, 7250, 8700, 9000, 10440, 10875, 13050, 14500, 17400, 21750, 26100, 29000, 32625, 43500, 52200, 65250, 87000, 130500, 261000]

約数ペア:

[(1, 261000), (2, 130500), (3, 87000), (4, 65250), (5, 52200), (6, 43500), (8, 32625), (9, 29000), (10, 26100), (12, 21750), (15, 17400), (18, 14500), (20, 13050), (24, 10875), (25, 10440), (29, 9000), (30, 8700), (36, 7250), (40, 6525), (45, 5800), (50, 5220), (58, 4500), (60, 4350), (72, 3625), (75, 3480), (87, 3000), (90, 2900), (100, 2610), (116, 2250), (120, 2175), (125, 2088), (145, 1800), (150, 1740), (174, 1500), (180, 1450), (200, 1305), (225, 1160), (232, 1125), (250, 1044), (261, 1000), (290, 900), (300, 870), (348, 750), (360, 725), (375, 696), (435, 600), (450, 580), (500, 522)]