123246080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1607

約数の個数: 80

約数和(自身を含む): 305230464

約数和(自身を除く): 181984384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1553, 1984, 2480, 2560, 3106, 3968, 4960, 6212, 7765, 7936, 9920, 12424, 15530, 15872, 19840, 24848, 31060, 39680, 48143, 49696, 62120, 79360, 96286, 99392, 124240, 192572, 198784, 240715, 248480, 385144, 397568, 481430, 496960, 770288, 795136, 962860, 993920, 1540576, 1925720, 1987840, 3081152, 3851440, 3975680, 6162304, 7702880, 12324608, 15405760, 24649216, 30811520, 61623040, 123246080]

約数ペア:

[(1, 123246080), (2, 61623040), (4, 30811520), (5, 24649216), (8, 15405760), (10, 12324608), (16, 7702880), (20, 6162304), (31, 3975680), (32, 3851440), (40, 3081152), (62, 1987840), (64, 1925720), (80, 1540576), (124, 993920), (128, 962860), (155, 795136), (160, 770288), (248, 496960), (256, 481430), (310, 397568), (320, 385144), (496, 248480), (512, 240715), (620, 198784), (640, 192572), (992, 124240), (1240, 99392), (1280, 96286), (1553, 79360), (1984, 62120), (2480, 49696), (2560, 48143), (3106, 39680), (3968, 31060), (4960, 24848), (6212, 19840), (7765, 15872), (7936, 15530), (9920, 12424)]