138175380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109663}}^1$

素因数の和:109685

約数の個数: 72

約数和(自身を含む): 479012352

約数和(自身を除く): 340836972

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, 109663, 219326, 328989, 438652, 548315, 657978, 767641, 986967, 1096630, 1315956, 1535282, 1644945, 1973934, 2193260, 2302923, 3070564, 3289890, 3838205, 3947868, 4605846, 4934835, 6579780, 6908769, 7676410, 9211692, 9869670, 11514615, 13817538, 15352820, 19739340, 23029230, 27635076, 34543845, 46058460, 69087690, 138175380]

約数ペア:

[(1, 138175380), (2, 69087690), (3, 46058460), (4, 34543845), (5, 27635076), (6, 23029230), (7, 19739340), (9, 15352820), (10, 13817538), (12, 11514615), (14, 9869670), (15, 9211692), (18, 7676410), (20, 6908769), (21, 6579780), (28, 4934835), (30, 4605846), (35, 3947868), (36, 3838205), (42, 3289890), (45, 3070564), (60, 2302923), (63, 2193260), (70, 1973934), (84, 1644945), (90, 1535282), (105, 1315956), (126, 1096630), (140, 986967), (180, 767641), (210, 657978), (252, 548315), (315, 438652), (420, 328989), (630, 219326), (1260, 109663)]