243587640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 752094720

約数和(自身を除く): 508507080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 107, 120, 122, 183, 214, 244, 305, 311, 321, 366, 428, 488, 535, 610, 622, 642, 732, 856, 915, 933, 1070, 1220, 1244, 1284, 1464, 1555, 1605, 1830, 1866, 2140, 2440, 2488, 2568, 3110, 3210, 3660, 3732, 4280, 4665, 6220, 6420, 6527, 7320, 7464, 9330, 12440, 12840, 13054, 18660, 18971, 19581, 26108, 32635, 33277, 37320, 37942, 39162, 52216, 56913, 65270, 66554, 75884, 78324, 94855, 97905, 99831, 113826, 130540, 133108, 151768, 156648, 166385, 189710, 195810, 199662, 227652, 261080, 266216, 284565, 332770, 379420, 391620, 399324, 455304, 499155, 569130, 665540, 758840, 783240, 798648, 998310, 1138260, 1331080, 1996620, 2029897, 2276520, 3993240, 4059794, 6089691, 8119588, 10149485, 12179382, 16239176, 20298970, 24358764, 30448455, 40597940, 48717528, 60896910, 81195880, 121793820, 243587640]

約数ペア:

[(1, 243587640), (2, 121793820), (3, 81195880), (4, 60896910), (5, 48717528), (6, 40597940), (8, 30448455), (10, 24358764), (12, 20298970), (15, 16239176), (20, 12179382), (24, 10149485), (30, 8119588), (40, 6089691), (60, 4059794), (61, 3993240), (107, 2276520), (120, 2029897), (122, 1996620), (183, 1331080), (214, 1138260), (244, 998310), (305, 798648), (311, 783240), (321, 758840), (366, 665540), (428, 569130), (488, 499155), (535, 455304), (610, 399324), (622, 391620), (642, 379420), (732, 332770), (856, 284565), (915, 266216), (933, 261080), (1070, 227652), (1220, 199662), (1244, 195810), (1284, 189710), (1464, 166385), (1555, 156648), (1605, 151768), (1830, 133108), (1866, 130540), (2140, 113826), (2440, 99831), (2488, 97905), (2568, 94855), (3110, 78324), (3210, 75884), (3660, 66554), (3732, 65270), (4280, 56913), (4665, 52216), (6220, 39162), (6420, 37942), (6527, 37320), (7320, 33277), (7464, 32635), (9330, 26108), (12440, 19581), (12840, 18971), (13054, 18660)]