155350440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{20549}}^1$

素因数の和:20576

約数の個数: 128

約数和(自身を含む): 591840000

約数和(自身を除く): 436489560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 20549, 41098, 61647, 82196, 102745, 123294, 143843, 164392, 184941, 205490, 246588, 287686, 308235, 369882, 410980, 431529, 493176, 554823, 575372, 616470, 719215, 739764, 821960, 863058, 924705, 1109646, 1150744, 1232940, 1294587, 1438430, 1479528, 1726116, 1849410, 2157645, 2219292, 2465880, 2589174, 2774115, 2876860, 3452232, 3698820, 3883761, 4315290, 4438584, 5178348, 5548230, 5753720, 6472935, 7397640, 7767522, 8630580, 10356696, 11096460, 12945870, 15535044, 17261160, 19418805, 22192920, 25891740, 31070088, 38837610, 51783480, 77675220, 155350440]

約数ペア:

[(1, 155350440), (2, 77675220), (3, 51783480), (4, 38837610), (5, 31070088), (6, 25891740), (7, 22192920), (8, 19418805), (9, 17261160), (10, 15535044), (12, 12945870), (14, 11096460), (15, 10356696), (18, 8630580), (20, 7767522), (21, 7397640), (24, 6472935), (27, 5753720), (28, 5548230), (30, 5178348), (35, 4438584), (36, 4315290), (40, 3883761), (42, 3698820), (45, 3452232), (54, 2876860), (56, 2774115), (60, 2589174), (63, 2465880), (70, 2219292), (72, 2157645), (84, 1849410), (90, 1726116), (105, 1479528), (108, 1438430), (120, 1294587), (126, 1232940), (135, 1150744), (140, 1109646), (168, 924705), (180, 863058), (189, 821960), (210, 739764), (216, 719215), (252, 616470), (270, 575372), (280, 554823), (315, 493176), (360, 431529), (378, 410980), (420, 369882), (504, 308235), (540, 287686), (630, 246588), (756, 205490), (840, 184941), (945, 164392), (1080, 143843), (1260, 123294), (1512, 102745), (1890, 82196), (2520, 61647), (3780, 41098), (7560, 20549)]