1211805540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{612023}}^1$

素因数の和:612049

約数の個数: 72

約数和(自身を含む): 4009981248

約数和(自身を除く): 2798175708

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, 612023, 1224046, 1836069, 2448092, 3060115, 3672138, 5508207, 6120230, 6732253, 7344276, 9180345, 11016414, 12240460, 13464506, 18360690, 20196759, 22032828, 26929012, 27541035, 33661265, 36721380, 40393518, 55082070, 60590277, 67322530, 80787036, 100983795, 110164140, 121180554, 134645060, 201967590, 242361108, 302951385, 403935180, 605902770, 1211805540]

約数ペア:

[(1, 1211805540), (2, 605902770), (3, 403935180), (4, 302951385), (5, 242361108), (6, 201967590), (9, 134645060), (10, 121180554), (11, 110164140), (12, 100983795), (15, 80787036), (18, 67322530), (20, 60590277), (22, 55082070), (30, 40393518), (33, 36721380), (36, 33661265), (44, 27541035), (45, 26929012), (55, 22032828), (60, 20196759), (66, 18360690), (90, 13464506), (99, 12240460), (110, 11016414), (132, 9180345), (165, 7344276), (180, 6732253), (198, 6120230), (220, 5508207), (330, 3672138), (396, 3060115), (495, 2448092), (660, 1836069), (990, 1224046), (1980, 612023)]