40321680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{24001}}^1$

素因数の和:24024

約数の個数: 80

約数和(自身を含む): 142859904

約数和(自身を除く): 102538224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 24001, 48002, 72003, 96004, 120005, 144006, 168007, 192008, 240010, 288012, 336014, 360015, 384016, 480020, 504021, 576024, 672028, 720030, 840035, 960040, 1008042, 1152048, 1344056, 1440060, 1680070, 1920080, 2016084, 2520105, 2688112, 2880120, 3360140, 4032168, 5040210, 5760240, 6720280, 8064336, 10080420, 13440560, 20160840, 40321680]

約数ペア:

[(1, 40321680), (2, 20160840), (3, 13440560), (4, 10080420), (5, 8064336), (6, 6720280), (7, 5760240), (8, 5040210), (10, 4032168), (12, 3360140), (14, 2880120), (15, 2688112), (16, 2520105), (20, 2016084), (21, 1920080), (24, 1680070), (28, 1440060), (30, 1344056), (35, 1152048), (40, 1008042), (42, 960040), (48, 840035), (56, 720030), (60, 672028), (70, 576024), (80, 504021), (84, 480020), (105, 384016), (112, 360015), (120, 336014), (140, 288012), (168, 240010), (210, 192008), (240, 168007), (280, 144006), (336, 120005), (420, 96004), (560, 72003), (840, 48002), (1680, 24001)]