318529440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{221201}}^1$

素因数の和:221222

約数の個数: 72

約数和(自身を含む): 1086986628

約数和(自身を除く): 768457188

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, 221201, 442402, 663603, 884804, 1106005, 1327206, 1769608, 1990809, 2212010, 2654412, 3318015, 3539216, 3981618, 4424020, 5308824, 6636030, 7078432, 7963236, 8848040, 9954045, 10617648, 13272060, 15926472, 17696080, 19908090, 21235296, 26544120, 31852944, 35392160, 39816180, 53088240, 63705888, 79632360, 106176480, 159264720, 318529440]

約数ペア:

[(1, 318529440), (2, 159264720), (3, 106176480), (4, 79632360), (5, 63705888), (6, 53088240), (8, 39816180), (9, 35392160), (10, 31852944), (12, 26544120), (15, 21235296), (16, 19908090), (18, 17696080), (20, 15926472), (24, 13272060), (30, 10617648), (32, 9954045), (36, 8848040), (40, 7963236), (45, 7078432), (48, 6636030), (60, 5308824), (72, 4424020), (80, 3981618), (90, 3539216), (96, 3318015), (120, 2654412), (144, 2212010), (160, 1990809), (180, 1769608), (240, 1327206), (288, 1106005), (360, 884804), (480, 663603), (720, 442402), (1440, 221201)]