40519260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 123570720

約数和(自身を除く): 83051460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 983, 1145, 1374, 1966, 2061, 2290, 2748, 2949, 3435, 3932, 4122, 4580, 4915, 5898, 6870, 8244, 8847, 9830, 10305, 11796, 13740, 14745, 17694, 19660, 20610, 29490, 35388, 41220, 44235, 58980, 88470, 176940, 225107, 450214, 675321, 900428, 1125535, 1350642, 2025963, 2251070, 2701284, 3376605, 4051926, 4502140, 6753210, 8103852, 10129815, 13506420, 20259630, 40519260]

約数ペア:

[(1, 40519260), (2, 20259630), (3, 13506420), (4, 10129815), (5, 8103852), (6, 6753210), (9, 4502140), (10, 4051926), (12, 3376605), (15, 2701284), (18, 2251070), (20, 2025963), (30, 1350642), (36, 1125535), (45, 900428), (60, 675321), (90, 450214), (180, 225107), (229, 176940), (458, 88470), (687, 58980), (916, 44235), (983, 41220), (1145, 35388), (1374, 29490), (1966, 20610), (2061, 19660), (2290, 17694), (2748, 14745), (2949, 13740), (3435, 11796), (3932, 10305), (4122, 9830), (4580, 8847), (4915, 8244), (5898, 6870)]