1311406560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17183}}^1$

素因数の和:17257

約数の個数: 144

約数和(自身を含む): 4559877504

約数和(自身を除く): 3248470944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 5088, 6360, 7632, 8480, 9540, 12720, 15264, 17183, 19080, 25440, 34366, 38160, 51549, 68732, 76320, 85915, 103098, 137464, 154647, 171830, 206196, 257745, 274928, 309294, 343660, 412392, 515490, 549856, 618588, 687320, 773235, 824784, 910699, 1030980, 1237176, 1374640, 1546470, 1649568, 1821398, 2061960, 2474352, 2732097, 2749280, 3092940, 3642796, 4123920, 4553495, 4948704, 5464194, 6185880, 7285592, 8196291, 8247840, 9106990, 10928388, 12371760, 13660485, 14571184, 16392582, 18213980, 21856776, 24743520, 27320970, 29142368, 32785164, 36427960, 40981455, 43713552, 54641940, 65570328, 72855920, 81962910, 87427104, 109283880, 131140656, 145711840, 163925820, 218567760, 262281312, 327851640, 437135520, 655703280, 1311406560]

約数ペア:

[(1, 1311406560), (2, 655703280), (3, 437135520), (4, 327851640), (5, 262281312), (6, 218567760), (8, 163925820), (9, 145711840), (10, 131140656), (12, 109283880), (15, 87427104), (16, 81962910), (18, 72855920), (20, 65570328), (24, 54641940), (30, 43713552), (32, 40981455), (36, 36427960), (40, 32785164), (45, 29142368), (48, 27320970), (53, 24743520), (60, 21856776), (72, 18213980), (80, 16392582), (90, 14571184), (96, 13660485), (106, 12371760), (120, 10928388), (144, 9106990), (159, 8247840), (160, 8196291), (180, 7285592), (212, 6185880), (240, 5464194), (265, 4948704), (288, 4553495), (318, 4123920), (360, 3642796), (424, 3092940), (477, 2749280), (480, 2732097), (530, 2474352), (636, 2061960), (720, 1821398), (795, 1649568), (848, 1546470), (954, 1374640), (1060, 1237176), (1272, 1030980), (1440, 910699), (1590, 824784), (1696, 773235), (1908, 687320), (2120, 618588), (2385, 549856), (2544, 515490), (3180, 412392), (3816, 343660), (4240, 309294), (4770, 274928), (5088, 257745), (6360, 206196), (7632, 171830), (8480, 154647), (9540, 137464), (12720, 103098), (15264, 85915), (17183, 76320), (19080, 68732), (25440, 51549), (34366, 38160)]