121286025

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 274238400

約数和(自身を除く): 152952375

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 49, 57, 63, 75, 95, 105, 133, 135, 147, 171, 175, 189, 193, 225, 245, 285, 315, 399, 441, 475, 513, 525, 579, 665, 675, 735, 855, 931, 945, 965, 1197, 1225, 1323, 1351, 1425, 1575, 1737, 1995, 2205, 2565, 2793, 2895, 3325, 3591, 3667, 3675, 4053, 4275, 4655, 4725, 4825, 5211, 5985, 6615, 6755, 8379, 8685, 9457, 9975, 11001, 11025, 12159, 12825, 13965, 14475, 17955, 18335, 20265, 23275, 25137, 25669, 26055, 28371, 29925, 33003, 33075, 33775, 36477, 41895, 43425, 47285, 55005, 60795, 69825, 77007, 85113, 89775, 91675, 99009, 101325, 125685, 128345, 130275, 141855, 165015, 179683, 182385, 209475, 231021, 236425, 255339, 275025, 303975, 385035, 425565, 495045, 539049, 628425, 641725, 693063, 709275, 825075, 898415, 911925, 1155105, 1276695, 1617147, 1925175, 2127825, 2475225, 2695245, 3465315, 4492075, 4851441, 5775525, 6383475, 8085735, 13476225, 17326575, 24257205, 40428675, 121286025]

約数ペア:

[(1, 121286025), (3, 40428675), (5, 24257205), (7, 17326575), (9, 13476225), (15, 8085735), (19, 6383475), (21, 5775525), (25, 4851441), (27, 4492075), (35, 3465315), (45, 2695245), (49, 2475225), (57, 2127825), (63, 1925175), (75, 1617147), (95, 1276695), (105, 1155105), (133, 911925), (135, 898415), (147, 825075), (171, 709275), (175, 693063), (189, 641725), (193, 628425), (225, 539049), (245, 495045), (285, 425565), (315, 385035), (399, 303975), (441, 275025), (475, 255339), (513, 236425), (525, 231021), (579, 209475), (665, 182385), (675, 179683), (735, 165015), (855, 141855), (931, 130275), (945, 128345), (965, 125685), (1197, 101325), (1225, 99009), (1323, 91675), (1351, 89775), (1425, 85113), (1575, 77007), (1737, 69825), (1995, 60795), (2205, 55005), (2565, 47285), (2793, 43425), (2895, 41895), (3325, 36477), (3591, 33775), (3667, 33075), (3675, 33003), (4053, 29925), (4275, 28371), (4655, 26055), (4725, 25669), (4825, 25137), (5211, 23275), (5985, 20265), (6615, 18335), (6755, 17955), (8379, 14475), (8685, 13965), (9457, 12825), (9975, 12159), (11001, 11025)]