199410480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{661}}^1$

素因数の和:1099

約数の個数: 120

約数和(自身を含む): 672300720

約数和(自身を除く): 472890240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 419, 661, 720, 838, 1257, 1322, 1676, 1983, 2095, 2514, 2644, 3305, 3352, 3771, 3966, 4190, 5028, 5288, 5949, 6285, 6610, 6704, 7542, 7932, 8380, 9915, 10056, 10576, 11898, 12570, 13220, 15084, 15864, 16760, 18855, 19830, 20112, 23796, 25140, 26440, 29745, 30168, 31728, 33520, 37710, 39660, 47592, 50280, 52880, 59490, 60336, 75420, 79320, 95184, 100560, 118980, 150840, 158640, 237960, 276959, 301680, 475920, 553918, 830877, 1107836, 1384795, 1661754, 2215672, 2492631, 2769590, 3323508, 4154385, 4431344, 4985262, 5539180, 6647016, 8308770, 9970524, 11078360, 12463155, 13294032, 16617540, 19941048, 22156720, 24926310, 33235080, 39882096, 49852620, 66470160, 99705240, 199410480]

約数ペア:

[(1, 199410480), (2, 99705240), (3, 66470160), (4, 49852620), (5, 39882096), (6, 33235080), (8, 24926310), (9, 22156720), (10, 19941048), (12, 16617540), (15, 13294032), (16, 12463155), (18, 11078360), (20, 9970524), (24, 8308770), (30, 6647016), (36, 5539180), (40, 4985262), (45, 4431344), (48, 4154385), (60, 3323508), (72, 2769590), (80, 2492631), (90, 2215672), (120, 1661754), (144, 1384795), (180, 1107836), (240, 830877), (360, 553918), (419, 475920), (661, 301680), (720, 276959), (838, 237960), (1257, 158640), (1322, 150840), (1676, 118980), (1983, 100560), (2095, 95184), (2514, 79320), (2644, 75420), (3305, 60336), (3352, 59490), (3771, 52880), (3966, 50280), (4190, 47592), (5028, 39660), (5288, 37710), (5949, 33520), (6285, 31728), (6610, 30168), (6704, 29745), (7542, 26440), (7932, 25140), (8380, 23796), (9915, 20112), (10056, 19830), (10576, 18855), (11898, 16760), (12570, 15864), (13220, 15084)]