51677640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20507}}^1$

素因数の和:20531

約数の個数: 96

約数和(自身を含む): 191954880

約数和(自身を除く): 140277240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20507, 41014, 61521, 82028, 102535, 123042, 143549, 164056, 184563, 205070, 246084, 287098, 307605, 369126, 410140, 430647, 492168, 574196, 615210, 717745, 738252, 820280, 861294, 922815, 1148392, 1230420, 1291941, 1435490, 1476504, 1722588, 1845630, 2153235, 2460840, 2583882, 2870980, 3445176, 3691260, 4306470, 5167764, 5741960, 6459705, 7382520, 8612940, 10335528, 12919410, 17225880, 25838820, 51677640]

約数ペア:

[(1, 51677640), (2, 25838820), (3, 17225880), (4, 12919410), (5, 10335528), (6, 8612940), (7, 7382520), (8, 6459705), (9, 5741960), (10, 5167764), (12, 4306470), (14, 3691260), (15, 3445176), (18, 2870980), (20, 2583882), (21, 2460840), (24, 2153235), (28, 1845630), (30, 1722588), (35, 1476504), (36, 1435490), (40, 1291941), (42, 1230420), (45, 1148392), (56, 922815), (60, 861294), (63, 820280), (70, 738252), (72, 717745), (84, 615210), (90, 574196), (105, 492168), (120, 430647), (126, 410140), (140, 369126), (168, 307605), (180, 287098), (210, 246084), (252, 205070), (280, 184563), (315, 164056), (360, 143549), (420, 123042), (504, 102535), (630, 82028), (840, 61521), (1260, 41014), (2520, 20507)]