128095380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101663}}^1$

素因数の和:101685

約数の個数: 72

約数和(自身を含む): 444068352

約数和(自身を除く): 315972972

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, 101663, 203326, 304989, 406652, 508315, 609978, 711641, 914967, 1016630, 1219956, 1423282, 1524945, 1829934, 2033260, 2134923, 2846564, 3049890, 3558205, 3659868, 4269846, 4574835, 6099780, 6404769, 7116410, 8539692, 9149670, 10674615, 12809538, 14232820, 18299340, 21349230, 25619076, 32023845, 42698460, 64047690, 128095380]

約数ペア:

[(1, 128095380), (2, 64047690), (3, 42698460), (4, 32023845), (5, 25619076), (6, 21349230), (7, 18299340), (9, 14232820), (10, 12809538), (12, 10674615), (14, 9149670), (15, 8539692), (18, 7116410), (20, 6404769), (21, 6099780), (28, 4574835), (30, 4269846), (35, 3659868), (36, 3558205), (42, 3049890), (45, 2846564), (60, 2134923), (63, 2033260), (70, 1829934), (84, 1524945), (90, 1423282), (105, 1219956), (126, 1016630), (140, 914967), (180, 711641), (210, 609978), (252, 508315), (315, 406652), (420, 304989), (630, 203326), (1260, 101663)]