66468780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:836

約数の個数: 144

約数和(自身を含む): 233985024

約数和(自身を除く): 167516244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 743, 852, 994, 1065, 1260, 1278, 1420, 1486, 1491, 1988, 2130, 2229, 2485, 2556, 2972, 2982, 3195, 3715, 4260, 4458, 4473, 4970, 5201, 5964, 6390, 6687, 7430, 7455, 8916, 8946, 9940, 10402, 11145, 12780, 13374, 14860, 14910, 15603, 17892, 20804, 22290, 22365, 26005, 26748, 29820, 31206, 33435, 44580, 44730, 46809, 52010, 52753, 62412, 66870, 78015, 89460, 93618, 104020, 105506, 133740, 156030, 158259, 187236, 211012, 234045, 263765, 312060, 316518, 369271, 468090, 474777, 527530, 633036, 738542, 791295, 936180, 949554, 1055060, 1107813, 1477084, 1582590, 1846355, 1899108, 2215626, 2373885, 3165180, 3323439, 3692710, 4431252, 4747770, 5539065, 6646878, 7385420, 9495540, 11078130, 13293756, 16617195, 22156260, 33234390, 66468780]

約数ペア:

[(1, 66468780), (2, 33234390), (3, 22156260), (4, 16617195), (5, 13293756), (6, 11078130), (7, 9495540), (9, 7385420), (10, 6646878), (12, 5539065), (14, 4747770), (15, 4431252), (18, 3692710), (20, 3323439), (21, 3165180), (28, 2373885), (30, 2215626), (35, 1899108), (36, 1846355), (42, 1582590), (45, 1477084), (60, 1107813), (63, 1055060), (70, 949554), (71, 936180), (84, 791295), (90, 738542), (105, 633036), (126, 527530), (140, 474777), (142, 468090), (180, 369271), (210, 316518), (213, 312060), (252, 263765), (284, 234045), (315, 211012), (355, 187236), (420, 158259), (426, 156030), (497, 133740), (630, 105506), (639, 104020), (710, 93618), (743, 89460), (852, 78015), (994, 66870), (1065, 62412), (1260, 52753), (1278, 52010), (1420, 46809), (1486, 44730), (1491, 44580), (1988, 33435), (2130, 31206), (2229, 29820), (2485, 26748), (2556, 26005), (2972, 22365), (2982, 22290), (3195, 20804), (3715, 17892), (4260, 15603), (4458, 14910), (4473, 14860), (4970, 13374), (5201, 12780), (5964, 11145), (6390, 10402), (6687, 9940), (7430, 8946), (7455, 8916)]