210987400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4319

約数の個数: 96

約数和(自身を含む): 556214400

約数和(自身を除く): 345227000

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 152, 190, 200, 247, 260, 325, 380, 475, 494, 520, 650, 760, 950, 988, 1235, 1300, 1900, 1976, 2470, 2600, 3800, 4271, 4940, 6175, 8542, 9880, 12350, 17084, 21355, 24700, 34168, 42710, 49400, 55523, 81149, 85420, 106775, 111046, 162298, 170840, 213550, 222092, 277615, 324596, 405745, 427100, 444184, 555230, 649192, 811490, 854200, 1054937, 1110460, 1388075, 1622980, 2028725, 2109874, 2220920, 2776150, 3245960, 4057450, 4219748, 5274685, 5552300, 8114900, 8439496, 10549370, 11104600, 16229800, 21098740, 26373425, 42197480, 52746850, 105493700, 210987400]

約数ペア:

[(1, 210987400), (2, 105493700), (4, 52746850), (5, 42197480), (8, 26373425), (10, 21098740), (13, 16229800), (19, 11104600), (20, 10549370), (25, 8439496), (26, 8114900), (38, 5552300), (40, 5274685), (50, 4219748), (52, 4057450), (65, 3245960), (76, 2776150), (95, 2220920), (100, 2109874), (104, 2028725), (130, 1622980), (152, 1388075), (190, 1110460), (200, 1054937), (247, 854200), (260, 811490), (325, 649192), (380, 555230), (475, 444184), (494, 427100), (520, 405745), (650, 324596), (760, 277615), (950, 222092), (988, 213550), (1235, 170840), (1300, 162298), (1900, 111046), (1976, 106775), (2470, 85420), (2600, 81149), (3800, 55523), (4271, 49400), (4940, 42710), (6175, 34168), (8542, 24700), (9880, 21355), (12350, 17084)]