16180920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{6421}}^1$

素因数の和:6445

約数の個数: 96

約数和(自身を含む): 60109920

約数和(自身を除く): 43929000

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, 6421, 12842, 19263, 25684, 32105, 38526, 44947, 51368, 57789, 64210, 77052, 89894, 96315, 115578, 128420, 134841, 154104, 179788, 192630, 224735, 231156, 256840, 269682, 288945, 359576, 385260, 404523, 449470, 462312, 539364, 577890, 674205, 770520, 809046, 898940, 1078728, 1155780, 1348410, 1618092, 1797880, 2022615, 2311560, 2696820, 3236184, 4045230, 5393640, 8090460, 16180920]

約数ペア:

[(1, 16180920), (2, 8090460), (3, 5393640), (4, 4045230), (5, 3236184), (6, 2696820), (7, 2311560), (8, 2022615), (9, 1797880), (10, 1618092), (12, 1348410), (14, 1155780), (15, 1078728), (18, 898940), (20, 809046), (21, 770520), (24, 674205), (28, 577890), (30, 539364), (35, 462312), (36, 449470), (40, 404523), (42, 385260), (45, 359576), (56, 288945), (60, 269682), (63, 256840), (70, 231156), (72, 224735), (84, 192630), (90, 179788), (105, 154104), (120, 134841), (126, 128420), (140, 115578), (168, 96315), (180, 89894), (210, 77052), (252, 64210), (280, 57789), (315, 51368), (360, 44947), (420, 38526), (504, 32105), (630, 25684), (840, 19263), (1260, 12842), (2520, 6421)]