4945500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{157}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 17943744

約数和(自身を除く): 12998244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 157, 175, 180, 210, 225, 250, 252, 300, 314, 315, 350, 375, 420, 450, 471, 500, 525, 628, 630, 700, 750, 785, 875, 900, 942, 1050, 1099, 1125, 1260, 1413, 1500, 1570, 1575, 1750, 1884, 2100, 2198, 2250, 2355, 2625, 2826, 3140, 3150, 3297, 3500, 3925, 4396, 4500, 4710, 5250, 5495, 5652, 6300, 6594, 7065, 7850, 7875, 9420, 9891, 10500, 10990, 11775, 13188, 14130, 15700, 15750, 16485, 19625, 19782, 21980, 23550, 27475, 28260, 31500, 32970, 35325, 39250, 39564, 47100, 49455, 54950, 58875, 65940, 70650, 78500, 82425, 98910, 109900, 117750, 137375, 141300, 164850, 176625, 197820, 235500, 247275, 274750, 329700, 353250, 412125, 494550, 549500, 706500, 824250, 989100, 1236375, 1648500, 2472750, 4945500]

約数ペア:

[(1, 4945500), (2, 2472750), (3, 1648500), (4, 1236375), (5, 989100), (6, 824250), (7, 706500), (9, 549500), (10, 494550), (12, 412125), (14, 353250), (15, 329700), (18, 274750), (20, 247275), (21, 235500), (25, 197820), (28, 176625), (30, 164850), (35, 141300), (36, 137375), (42, 117750), (45, 109900), (50, 98910), (60, 82425), (63, 78500), (70, 70650), (75, 65940), (84, 58875), (90, 54950), (100, 49455), (105, 47100), (125, 39564), (126, 39250), (140, 35325), (150, 32970), (157, 31500), (175, 28260), (180, 27475), (210, 23550), (225, 21980), (250, 19782), (252, 19625), (300, 16485), (314, 15750), (315, 15700), (350, 14130), (375, 13188), (420, 11775), (450, 10990), (471, 10500), (500, 9891), (525, 9420), (628, 7875), (630, 7850), (700, 7065), (750, 6594), (785, 6300), (875, 5652), (900, 5495), (942, 5250), (1050, 4710), (1099, 4500), (1125, 4396), (1260, 3925), (1413, 3500), (1500, 3297), (1570, 3150), (1575, 3140), (1750, 2826), (1884, 2625), (2100, 2355), (2198, 2250)]