203835420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19867}}^1$

素因数の和:19904

約数の個数: 96

約数和(自身を含む): 667564800

約数和(自身を除く): 463729380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 19867, 39734, 59601, 79468, 99335, 119202, 178803, 198670, 238404, 298005, 357606, 377473, 397340, 536409, 596010, 715212, 754946, 894015, 1072818, 1132419, 1192020, 1509892, 1788030, 1887365, 2145636, 2264838, 2682045, 3397257, 3576060, 3774730, 4529676, 5364090, 5662095, 6794514, 7549460, 10191771, 10728180, 11324190, 13589028, 16986285, 20383542, 22648380, 33972570, 40767084, 50958855, 67945140, 101917710, 203835420]

約数ペア:

[(1, 203835420), (2, 101917710), (3, 67945140), (4, 50958855), (5, 40767084), (6, 33972570), (9, 22648380), (10, 20383542), (12, 16986285), (15, 13589028), (18, 11324190), (19, 10728180), (20, 10191771), (27, 7549460), (30, 6794514), (36, 5662095), (38, 5364090), (45, 4529676), (54, 3774730), (57, 3576060), (60, 3397257), (76, 2682045), (90, 2264838), (95, 2145636), (108, 1887365), (114, 1788030), (135, 1509892), (171, 1192020), (180, 1132419), (190, 1072818), (228, 894015), (270, 754946), (285, 715212), (342, 596010), (380, 536409), (513, 397340), (540, 377473), (570, 357606), (684, 298005), (855, 238404), (1026, 198670), (1140, 178803), (1710, 119202), (2052, 99335), (2565, 79468), (3420, 59601), (5130, 39734), (10260, 19867)]