15511721970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{599}}^1\times {\mathrm{4091}}^1$

素因数の和:4911

約数の個数: 64

約数和(自身を含む): 37476172800

約数和(自身を除く): 21964450830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 599, 633, 1055, 1198, 1266, 1797, 2110, 2995, 3165, 3594, 4091, 5990, 6330, 8182, 8985, 12273, 17970, 20455, 24546, 40910, 61365, 122730, 126389, 252778, 379167, 631945, 758334, 863201, 1263890, 1726402, 1895835, 2450509, 2589603, 3791670, 4316005, 4901018, 5179206, 7351527, 8632010, 12252545, 12948015, 14703054, 24505090, 25896030, 36757635, 73515270, 517057399, 1034114798, 1551172197, 2585286995, 3102344394, 5170573990, 7755860985, 15511721970]

約数ペア:

[(1, 15511721970), (2, 7755860985), (3, 5170573990), (5, 3102344394), (6, 2585286995), (10, 1551172197), (15, 1034114798), (30, 517057399), (211, 73515270), (422, 36757635), (599, 25896030), (633, 24505090), (1055, 14703054), (1198, 12948015), (1266, 12252545), (1797, 8632010), (2110, 7351527), (2995, 5179206), (3165, 4901018), (3594, 4316005), (4091, 3791670), (5990, 2589603), (6330, 2450509), (8182, 1895835), (8985, 1726402), (12273, 1263890), (17970, 863201), (20455, 758334), (24546, 631945), (40910, 379167), (61365, 252778), (122730, 126389)]