306502020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{154799}}^1$

素因数の和:154825

約数の個数: 72

約数和(自身を含む): 1014249600

約数和(自身を除く): 707747580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 154799, 309598, 464397, 619196, 773995, 928794, 1393191, 1547990, 1702789, 1857588, 2321985, 2786382, 3095980, 3405578, 4643970, 5108367, 5572764, 6811156, 6965955, 8513945, 9287940, 10216734, 13931910, 15325101, 17027890, 20433468, 25541835, 27863820, 30650202, 34055780, 51083670, 61300404, 76625505, 102167340, 153251010, 306502020]

約数ペア:

[(1, 306502020), (2, 153251010), (3, 102167340), (4, 76625505), (5, 61300404), (6, 51083670), (9, 34055780), (10, 30650202), (11, 27863820), (12, 25541835), (15, 20433468), (18, 17027890), (20, 15325101), (22, 13931910), (30, 10216734), (33, 9287940), (36, 8513945), (44, 6965955), (45, 6811156), (55, 5572764), (60, 5108367), (66, 4643970), (90, 3405578), (99, 3095980), (110, 2786382), (132, 2321985), (165, 1857588), (180, 1702789), (198, 1547990), (220, 1393191), (330, 928794), (396, 773995), (495, 619196), (660, 464397), (990, 309598), (1980, 154799)]