1385047440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{274811}}^1$

素因数の和:274837

約数の個数: 120

約数和(自身を含む): 5315963328

約数和(自身を除く): 3930915888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 274811, 549622, 824433, 1099244, 1374055, 1648866, 1923677, 2198488, 2473299, 2748110, 3297732, 3847354, 4122165, 4396976, 4946598, 5496220, 5771031, 6595464, 7694708, 8244330, 9618385, 9893196, 10992440, 11542062, 12366495, 13190928, 15389416, 16488660, 17313093, 19236770, 19786392, 21984880, 23084124, 24732990, 28855155, 30778832, 32977320, 34626186, 38473540, 39572784, 46168248, 49465980, 57710310, 65954640, 69252372, 76947080, 86565465, 92336496, 98931960, 115420620, 138504744, 153894160, 173130930, 197863920, 230841240, 277009488, 346261860, 461682480, 692523720, 1385047440]

約数ペア:

[(1, 1385047440), (2, 692523720), (3, 461682480), (4, 346261860), (5, 277009488), (6, 230841240), (7, 197863920), (8, 173130930), (9, 153894160), (10, 138504744), (12, 115420620), (14, 98931960), (15, 92336496), (16, 86565465), (18, 76947080), (20, 69252372), (21, 65954640), (24, 57710310), (28, 49465980), (30, 46168248), (35, 39572784), (36, 38473540), (40, 34626186), (42, 32977320), (45, 30778832), (48, 28855155), (56, 24732990), (60, 23084124), (63, 21984880), (70, 19786392), (72, 19236770), (80, 17313093), (84, 16488660), (90, 15389416), (105, 13190928), (112, 12366495), (120, 11542062), (126, 10992440), (140, 9893196), (144, 9618385), (168, 8244330), (180, 7694708), (210, 6595464), (240, 5771031), (252, 5496220), (280, 4946598), (315, 4396976), (336, 4122165), (360, 3847354), (420, 3297732), (504, 2748110), (560, 2473299), (630, 2198488), (720, 1923677), (840, 1648866), (1008, 1374055), (1260, 1099244), (1680, 824433), (2520, 549622), (5040, 274811)]