123393240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1954

約数の個数: 128

約数和(自身を含む): 418276800

約数和(自身を除く): 294883560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 90, 108, 120, 122, 135, 180, 183, 216, 244, 270, 305, 360, 366, 488, 540, 549, 610, 732, 915, 1080, 1098, 1220, 1464, 1647, 1830, 1873, 2196, 2440, 2745, 3294, 3660, 3746, 4392, 5490, 5619, 6588, 7320, 7492, 8235, 9365, 10980, 11238, 13176, 14984, 16470, 16857, 18730, 21960, 22476, 28095, 32940, 33714, 37460, 44952, 50571, 56190, 65880, 67428, 74920, 84285, 101142, 112380, 114253, 134856, 168570, 202284, 224760, 228506, 252855, 337140, 342759, 404568, 457012, 505710, 571265, 674280, 685518, 914024, 1011420, 1028277, 1142530, 1371036, 1713795, 2022840, 2056554, 2285060, 2742072, 3084831, 3427590, 4113108, 4570120, 5141385, 6169662, 6855180, 8226216, 10282770, 12339324, 13710360, 15424155, 20565540, 24678648, 30848310, 41131080, 61696620, 123393240]

約数ペア:

[(1, 123393240), (2, 61696620), (3, 41131080), (4, 30848310), (5, 24678648), (6, 20565540), (8, 15424155), (9, 13710360), (10, 12339324), (12, 10282770), (15, 8226216), (18, 6855180), (20, 6169662), (24, 5141385), (27, 4570120), (30, 4113108), (36, 3427590), (40, 3084831), (45, 2742072), (54, 2285060), (60, 2056554), (61, 2022840), (72, 1713795), (90, 1371036), (108, 1142530), (120, 1028277), (122, 1011420), (135, 914024), (180, 685518), (183, 674280), (216, 571265), (244, 505710), (270, 457012), (305, 404568), (360, 342759), (366, 337140), (488, 252855), (540, 228506), (549, 224760), (610, 202284), (732, 168570), (915, 134856), (1080, 114253), (1098, 112380), (1220, 101142), (1464, 84285), (1647, 74920), (1830, 67428), (1873, 65880), (2196, 56190), (2440, 50571), (2745, 44952), (3294, 37460), (3660, 33714), (3746, 32940), (4392, 28095), (5490, 22476), (5619, 21960), (6588, 18730), (7320, 16857), (7492, 16470), (8235, 14984), (9365, 13176), (10980, 11238)]