197490300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:780

約数の個数: 144

約数和(自身を含む): 658291200

約数和(自身を除く): 460800900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 157, 175, 210, 300, 314, 350, 420, 471, 525, 599, 628, 700, 785, 942, 1050, 1099, 1198, 1570, 1797, 1884, 2100, 2198, 2355, 2396, 2995, 3140, 3297, 3594, 3925, 4193, 4396, 4710, 5495, 5990, 6594, 7188, 7850, 8386, 8985, 9420, 10990, 11775, 11980, 12579, 13188, 14975, 15700, 16485, 16772, 17970, 20965, 21980, 23550, 25158, 27475, 29950, 32970, 35940, 41930, 44925, 47100, 50316, 54950, 59900, 62895, 65940, 82425, 83860, 89850, 94043, 104825, 109900, 125790, 164850, 179700, 188086, 209650, 251580, 282129, 314475, 329700, 376172, 419300, 470215, 564258, 628950, 658301, 940430, 1128516, 1257900, 1316602, 1410645, 1880860, 1974903, 2351075, 2633204, 2821290, 3291505, 3949806, 4702150, 5642580, 6583010, 7053225, 7899612, 9404300, 9874515, 13166020, 14106450, 16457525, 19749030, 28212900, 32915050, 39498060, 49372575, 65830100, 98745150, 197490300]

約数ペア:

[(1, 197490300), (2, 98745150), (3, 65830100), (4, 49372575), (5, 39498060), (6, 32915050), (7, 28212900), (10, 19749030), (12, 16457525), (14, 14106450), (15, 13166020), (20, 9874515), (21, 9404300), (25, 7899612), (28, 7053225), (30, 6583010), (35, 5642580), (42, 4702150), (50, 3949806), (60, 3291505), (70, 2821290), (75, 2633204), (84, 2351075), (100, 1974903), (105, 1880860), (140, 1410645), (150, 1316602), (157, 1257900), (175, 1128516), (210, 940430), (300, 658301), (314, 628950), (350, 564258), (420, 470215), (471, 419300), (525, 376172), (599, 329700), (628, 314475), (700, 282129), (785, 251580), (942, 209650), (1050, 188086), (1099, 179700), (1198, 164850), (1570, 125790), (1797, 109900), (1884, 104825), (2100, 94043), (2198, 89850), (2355, 83860), (2396, 82425), (2995, 65940), (3140, 62895), (3297, 59900), (3594, 54950), (3925, 50316), (4193, 47100), (4396, 44925), (4710, 41930), (5495, 35940), (5990, 32970), (6594, 29950), (7188, 27475), (7850, 25158), (8386, 23550), (8985, 21980), (9420, 20965), (10990, 17970), (11775, 16772), (11980, 16485), (12579, 15700), (13188, 14975)]