1255367715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 2554675200

約数和(自身を除く): 1299307485

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 57, 69, 95, 105, 109, 115, 133, 161, 251, 285, 327, 345, 399, 437, 483, 545, 665, 753, 763, 805, 1255, 1311, 1635, 1757, 1995, 2071, 2185, 2289, 2415, 2507, 3059, 3765, 3815, 4769, 5271, 5773, 6213, 6555, 7521, 8785, 9177, 10355, 11445, 12535, 14307, 14497, 15295, 17319, 17549, 23845, 26355, 27359, 28865, 31065, 33383, 37605, 40411, 43491, 45885, 47633, 52647, 71535, 72485, 82077, 86595, 87745, 100149, 109687, 121233, 136795, 142899, 166915, 191513, 202055, 217455, 238165, 263235, 329061, 333431, 410385, 500745, 519821, 548435, 574539, 606165, 629257, 714495, 767809, 957565, 1000293, 1559463, 1645305, 1667155, 1887771, 2303427, 2599105, 2872695, 3146285, 3638747, 3839045, 4404799, 5001465, 7797315, 9438855, 10916241, 11517135, 11955883, 13214397, 18193735, 22023995, 35867649, 54581205, 59779415, 66071985, 83691181, 179338245, 251073543, 418455905, 1255367715]

約数ペア:

[(1, 1255367715), (3, 418455905), (5, 251073543), (7, 179338245), (15, 83691181), (19, 66071985), (21, 59779415), (23, 54581205), (35, 35867649), (57, 22023995), (69, 18193735), (95, 13214397), (105, 11955883), (109, 11517135), (115, 10916241), (133, 9438855), (161, 7797315), (251, 5001465), (285, 4404799), (327, 3839045), (345, 3638747), (399, 3146285), (437, 2872695), (483, 2599105), (545, 2303427), (665, 1887771), (753, 1667155), (763, 1645305), (805, 1559463), (1255, 1000293), (1311, 957565), (1635, 767809), (1757, 714495), (1995, 629257), (2071, 606165), (2185, 574539), (2289, 548435), (2415, 519821), (2507, 500745), (3059, 410385), (3765, 333431), (3815, 329061), (4769, 263235), (5271, 238165), (5773, 217455), (6213, 202055), (6555, 191513), (7521, 166915), (8785, 142899), (9177, 136795), (10355, 121233), (11445, 109687), (12535, 100149), (14307, 87745), (14497, 86595), (15295, 82077), (17319, 72485), (17549, 71535), (23845, 52647), (26355, 47633), (27359, 45885), (28865, 43491), (31065, 40411), (33383, 37605)]