121255204

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 257402880

約数和(自身を除く): 136147676

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 79, 82, 98, 158, 164, 191, 196, 287, 316, 382, 553, 574, 764, 1106, 1148, 1337, 2009, 2212, 2674, 3239, 3871, 4018, 5348, 6478, 7742, 7831, 8036, 9359, 12956, 15089, 15484, 15662, 18718, 22673, 30178, 31324, 37436, 45346, 54817, 60356, 90692, 105623, 109634, 158711, 211246, 219268, 317422, 383719, 422492, 618649, 634844, 739361, 767438, 1237298, 1478722, 1534876, 2474596, 2957444, 4330543, 8661086, 17322172, 30313801, 60627602, 121255204]

約数ペア:

[(1, 121255204), (2, 60627602), (4, 30313801), (7, 17322172), (14, 8661086), (28, 4330543), (41, 2957444), (49, 2474596), (79, 1534876), (82, 1478722), (98, 1237298), (158, 767438), (164, 739361), (191, 634844), (196, 618649), (287, 422492), (316, 383719), (382, 317422), (553, 219268), (574, 211246), (764, 158711), (1106, 109634), (1148, 105623), (1337, 90692), (2009, 60356), (2212, 54817), (2674, 45346), (3239, 37436), (3871, 31324), (4018, 30178), (5348, 22673), (6478, 18718), (7742, 15662), (7831, 15484), (8036, 15089), (9359, 12956)]