77420760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28051}}^1$

素因数の和:28088

約数の個数: 64

約数和(自身を含む): 242369280

約数和(自身を除く): 164948520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 28051, 56102, 84153, 112204, 140255, 168306, 224408, 280510, 336612, 420765, 561020, 645173, 673224, 841530, 1122040, 1290346, 1683060, 1935519, 2580692, 3225865, 3366120, 3871038, 5161384, 6451730, 7742076, 9677595, 12903460, 15484152, 19355190, 25806920, 38710380, 77420760]

約数ペア:

[(1, 77420760), (2, 38710380), (3, 25806920), (4, 19355190), (5, 15484152), (6, 12903460), (8, 9677595), (10, 7742076), (12, 6451730), (15, 5161384), (20, 3871038), (23, 3366120), (24, 3225865), (30, 2580692), (40, 1935519), (46, 1683060), (60, 1290346), (69, 1122040), (92, 841530), (115, 673224), (120, 645173), (138, 561020), (184, 420765), (230, 336612), (276, 280510), (345, 224408), (460, 168306), (552, 140255), (690, 112204), (920, 84153), (1380, 56102), (2760, 28051)]