221327520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7559}}^1$

素因数の和:7638

約数の個数: 96

約数和(自身を含む): 708704640

約数和(自身を除く): 487377120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 732, 915, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3660, 4880, 5856, 7320, 7559, 9760, 14640, 15118, 22677, 29280, 30236, 37795, 45354, 60472, 75590, 90708, 113385, 120944, 151180, 181416, 226770, 241888, 302360, 362832, 453540, 461099, 604720, 725664, 907080, 922198, 1209440, 1383297, 1814160, 1844396, 2305495, 2766594, 3628320, 3688792, 4610990, 5533188, 6916485, 7377584, 9221980, 11066376, 13832970, 14755168, 18443960, 22132752, 27665940, 36887920, 44265504, 55331880, 73775840, 110663760, 221327520]

約数ペア:

[(1, 221327520), (2, 110663760), (3, 73775840), (4, 55331880), (5, 44265504), (6, 36887920), (8, 27665940), (10, 22132752), (12, 18443960), (15, 14755168), (16, 13832970), (20, 11066376), (24, 9221980), (30, 7377584), (32, 6916485), (40, 5533188), (48, 4610990), (60, 3688792), (61, 3628320), (80, 2766594), (96, 2305495), (120, 1844396), (122, 1814160), (160, 1383297), (183, 1209440), (240, 922198), (244, 907080), (305, 725664), (366, 604720), (480, 461099), (488, 453540), (610, 362832), (732, 302360), (915, 241888), (976, 226770), (1220, 181416), (1464, 151180), (1830, 120944), (1952, 113385), (2440, 90708), (2928, 75590), (3660, 60472), (4880, 45354), (5856, 37795), (7320, 30236), (7559, 29280), (9760, 22677), (14640, 15118)]