199565280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{138587}}^1$

素因数の和:138608

約数の個数: 72

約数和(自身を含む): 681021432

約数和(自身を除く): 481456152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 138587, 277174, 415761, 554348, 692935, 831522, 1108696, 1247283, 1385870, 1663044, 2078805, 2217392, 2494566, 2771740, 3326088, 4157610, 4434784, 4989132, 5543480, 6236415, 6652176, 8315220, 9978264, 11086960, 12472830, 13304352, 16630440, 19956528, 22173920, 24945660, 33260880, 39913056, 49891320, 66521760, 99782640, 199565280]

約数ペア:

[(1, 199565280), (2, 99782640), (3, 66521760), (4, 49891320), (5, 39913056), (6, 33260880), (8, 24945660), (9, 22173920), (10, 19956528), (12, 16630440), (15, 13304352), (16, 12472830), (18, 11086960), (20, 9978264), (24, 8315220), (30, 6652176), (32, 6236415), (36, 5543480), (40, 4989132), (45, 4434784), (48, 4157610), (60, 3326088), (72, 2771740), (80, 2494566), (90, 2217392), (96, 2078805), (120, 1663044), (144, 1385870), (160, 1247283), (180, 1108696), (240, 831522), (288, 692935), (360, 554348), (480, 415761), (720, 277174), (1440, 138587)]