72688140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{57689}}^1$

素因数の和:57711

約数の個数: 72

約数和(自身を含む): 251989920

約数和(自身を除く): 179301780

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, 1260, 57689, 115378, 173067, 230756, 288445, 346134, 403823, 519201, 576890, 692268, 807646, 865335, 1038402, 1153780, 1211469, 1615292, 1730670, 2019115, 2076804, 2422938, 2596005, 3461340, 3634407, 4038230, 4845876, 5192010, 6057345, 7268814, 8076460, 10384020, 12114690, 14537628, 18172035, 24229380, 36344070, 72688140]

約数ペア:

[(1, 72688140), (2, 36344070), (3, 24229380), (4, 18172035), (5, 14537628), (6, 12114690), (7, 10384020), (9, 8076460), (10, 7268814), (12, 6057345), (14, 5192010), (15, 4845876), (18, 4038230), (20, 3634407), (21, 3461340), (28, 2596005), (30, 2422938), (35, 2076804), (36, 2019115), (42, 1730670), (45, 1615292), (60, 1211469), (63, 1153780), (70, 1038402), (84, 865335), (90, 807646), (105, 692268), (126, 576890), (140, 519201), (180, 403823), (210, 346134), (252, 288445), (315, 230756), (420, 173067), (630, 115378), (1260, 57689)]