201522480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2053}}^1$

素因数の和:2478

約数の個数: 80

約数和(自身を含む): 626552160

約数和(自身を除く): 425029680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 409, 818, 1227, 1636, 2045, 2053, 2454, 3272, 4090, 4106, 4908, 6135, 6159, 6544, 8180, 8212, 9816, 10265, 12270, 12318, 16360, 16424, 19632, 20530, 24540, 24636, 30795, 32720, 32848, 41060, 49080, 49272, 61590, 82120, 98160, 98544, 123180, 164240, 246360, 492720, 839677, 1679354, 2519031, 3358708, 4198385, 5038062, 6717416, 8396770, 10076124, 12595155, 13434832, 16793540, 20152248, 25190310, 33587080, 40304496, 50380620, 67174160, 100761240, 201522480]

約数ペア:

[(1, 201522480), (2, 100761240), (3, 67174160), (4, 50380620), (5, 40304496), (6, 33587080), (8, 25190310), (10, 20152248), (12, 16793540), (15, 13434832), (16, 12595155), (20, 10076124), (24, 8396770), (30, 6717416), (40, 5038062), (48, 4198385), (60, 3358708), (80, 2519031), (120, 1679354), (240, 839677), (409, 492720), (818, 246360), (1227, 164240), (1636, 123180), (2045, 98544), (2053, 98160), (2454, 82120), (3272, 61590), (4090, 49272), (4106, 49080), (4908, 41060), (6135, 32848), (6159, 32720), (6544, 30795), (8180, 24636), (8212, 24540), (9816, 20530), (10265, 19632), (12270, 16424), (12318, 16360)]