1311976260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1409}}^1$

素因数の和:2170

約数の個数: 144

約数和(自身を含む): 4557571200

約数和(自身を除く): 3245594940

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, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 739, 1260, 1409, 1478, 2217, 2818, 2956, 3695, 4227, 4434, 5173, 5636, 6651, 7045, 7390, 8454, 8868, 9863, 10346, 11085, 12681, 13302, 14090, 14780, 15519, 16908, 19726, 20692, 21135, 22170, 25362, 25865, 26604, 28180, 29589, 31038, 33255, 39452, 42270, 44340, 46557, 49315, 50724, 51730, 59178, 62076, 63405, 66510, 77595, 84540, 88767, 93114, 98630, 103460, 118356, 126810, 133020, 147945, 155190, 177534, 186228, 197260, 232785, 253620, 295890, 310380, 355068, 443835, 465570, 591780, 887670, 931140, 1041251, 1775340, 2082502, 3123753, 4165004, 5206255, 6247506, 7288757, 9371259, 10412510, 12495012, 14577514, 15618765, 18742518, 20825020, 21866271, 29155028, 31237530, 36443785, 37485036, 43732542, 46856295, 62475060, 65598813, 72887570, 87465084, 93712590, 109331355, 131197626, 145775140, 187425180, 218662710, 262395252, 327994065, 437325420, 655988130, 1311976260]

約数ペア:

[(1, 1311976260), (2, 655988130), (3, 437325420), (4, 327994065), (5, 262395252), (6, 218662710), (7, 187425180), (9, 145775140), (10, 131197626), (12, 109331355), (14, 93712590), (15, 87465084), (18, 72887570), (20, 65598813), (21, 62475060), (28, 46856295), (30, 43732542), (35, 37485036), (36, 36443785), (42, 31237530), (45, 29155028), (60, 21866271), (63, 20825020), (70, 18742518), (84, 15618765), (90, 14577514), (105, 12495012), (126, 10412510), (140, 9371259), (180, 7288757), (210, 6247506), (252, 5206255), (315, 4165004), (420, 3123753), (630, 2082502), (739, 1775340), (1260, 1041251), (1409, 931140), (1478, 887670), (2217, 591780), (2818, 465570), (2956, 443835), (3695, 355068), (4227, 310380), (4434, 295890), (5173, 253620), (5636, 232785), (6651, 197260), (7045, 186228), (7390, 177534), (8454, 155190), (8868, 147945), (9863, 133020), (10346, 126810), (11085, 118356), (12681, 103460), (13302, 98630), (14090, 93114), (14780, 88767), (15519, 84540), (16908, 77595), (19726, 66510), (20692, 63405), (21135, 62076), (22170, 59178), (25362, 51730), (25865, 50724), (26604, 49315), (28180, 46557), (29589, 44340), (31038, 42270), (33255, 39452)]