71687520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{49783}}^1$

素因数の和:49804

約数の個数: 72

約数和(自身を含む): 244638576

約数和(自身を除く): 172951056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 49783, 99566, 149349, 199132, 248915, 298698, 398264, 448047, 497830, 597396, 746745, 796528, 896094, 995660, 1194792, 1493490, 1593056, 1792188, 1991320, 2240235, 2389584, 2986980, 3584376, 3982640, 4480470, 4779168, 5973960, 7168752, 7965280, 8960940, 11947920, 14337504, 17921880, 23895840, 35843760, 71687520]

約数ペア:

[(1, 71687520), (2, 35843760), (3, 23895840), (4, 17921880), (5, 14337504), (6, 11947920), (8, 8960940), (9, 7965280), (10, 7168752), (12, 5973960), (15, 4779168), (16, 4480470), (18, 3982640), (20, 3584376), (24, 2986980), (30, 2389584), (32, 2240235), (36, 1991320), (40, 1792188), (45, 1593056), (48, 1493490), (60, 1194792), (72, 995660), (80, 896094), (90, 796528), (96, 746745), (120, 597396), (144, 497830), (160, 448047), (180, 398264), (240, 298698), (288, 248915), (360, 199132), (480, 149349), (720, 99566), (1440, 49783)]