261099720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{34537}}^1$

素因数の和:34564

約数の個数: 128

約数和(自身を含む): 994694400

約数和(自身を除く): 733594680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 34537, 69074, 103611, 138148, 172685, 207222, 241759, 276296, 310833, 345370, 414444, 483518, 518055, 621666, 690740, 725277, 828888, 932499, 967036, 1036110, 1208795, 1243332, 1381480, 1450554, 1554165, 1864998, 1934072, 2072220, 2175831, 2417590, 2486664, 2901108, 3108330, 3626385, 3729996, 4144440, 4351662, 4662495, 4835180, 5802216, 6216660, 6527493, 7252770, 7459992, 8703324, 9324990, 9670360, 10879155, 12433320, 13054986, 14505540, 17406648, 18649980, 21758310, 26109972, 29011080, 32637465, 37299960, 43516620, 52219944, 65274930, 87033240, 130549860, 261099720]

約数ペア:

[(1, 261099720), (2, 130549860), (3, 87033240), (4, 65274930), (5, 52219944), (6, 43516620), (7, 37299960), (8, 32637465), (9, 29011080), (10, 26109972), (12, 21758310), (14, 18649980), (15, 17406648), (18, 14505540), (20, 13054986), (21, 12433320), (24, 10879155), (27, 9670360), (28, 9324990), (30, 8703324), (35, 7459992), (36, 7252770), (40, 6527493), (42, 6216660), (45, 5802216), (54, 4835180), (56, 4662495), (60, 4351662), (63, 4144440), (70, 3729996), (72, 3626385), (84, 3108330), (90, 2901108), (105, 2486664), (108, 2417590), (120, 2175831), (126, 2072220), (135, 1934072), (140, 1864998), (168, 1554165), (180, 1450554), (189, 1381480), (210, 1243332), (216, 1208795), (252, 1036110), (270, 967036), (280, 932499), (315, 828888), (360, 725277), (378, 690740), (420, 621666), (504, 518055), (540, 483518), (630, 414444), (756, 345370), (840, 310833), (945, 276296), (1080, 241759), (1260, 207222), (1512, 172685), (1890, 138148), (2520, 103611), (3780, 69074), (7560, 34537)]