30608240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1594

約数の個数: 80

約数和(自身を含む): 80724000

約数和(自身を除く): 50115760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1549, 1976, 2470, 3098, 3952, 4940, 6196, 7745, 9880, 12392, 15490, 19760, 20137, 24784, 29431, 30980, 40274, 58862, 61960, 80548, 100685, 117724, 123920, 147155, 161096, 201370, 235448, 294310, 322192, 382603, 402740, 470896, 588620, 765206, 805480, 1177240, 1530412, 1610960, 1913015, 2354480, 3060824, 3826030, 6121648, 7652060, 15304120, 30608240]

約数ペア:

[(1, 30608240), (2, 15304120), (4, 7652060), (5, 6121648), (8, 3826030), (10, 3060824), (13, 2354480), (16, 1913015), (19, 1610960), (20, 1530412), (26, 1177240), (38, 805480), (40, 765206), (52, 588620), (65, 470896), (76, 402740), (80, 382603), (95, 322192), (104, 294310), (130, 235448), (152, 201370), (190, 161096), (208, 147155), (247, 123920), (260, 117724), (304, 100685), (380, 80548), (494, 61960), (520, 58862), (760, 40274), (988, 30980), (1040, 29431), (1235, 24784), (1520, 20137), (1549, 19760), (1976, 15490), (2470, 12392), (3098, 9880), (3952, 7745), (4940, 6196)]