471981900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121021}}^1$

素因数の和:121051

約数の個数: 72

約数和(自身を含む): 1470659344

約数和(自身を除く): 998677444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 121021, 242042, 363063, 484084, 605105, 726126, 1210210, 1452252, 1573273, 1815315, 2420420, 3025525, 3146546, 3630630, 4719819, 6051050, 6293092, 7261260, 7866365, 9076575, 9439638, 12102100, 15732730, 18153150, 18879276, 23599095, 31465460, 36306300, 39331825, 47198190, 78663650, 94396380, 117995475, 157327300, 235990950, 471981900]

約数ペア:

[(1, 471981900), (2, 235990950), (3, 157327300), (4, 117995475), (5, 94396380), (6, 78663650), (10, 47198190), (12, 39331825), (13, 36306300), (15, 31465460), (20, 23599095), (25, 18879276), (26, 18153150), (30, 15732730), (39, 12102100), (50, 9439638), (52, 9076575), (60, 7866365), (65, 7261260), (75, 6293092), (78, 6051050), (100, 4719819), (130, 3630630), (150, 3146546), (156, 3025525), (195, 2420420), (260, 1815315), (300, 1573273), (325, 1452252), (390, 1210210), (650, 726126), (780, 605105), (975, 484084), (1300, 363063), (1950, 242042), (3900, 121021)]