149724400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{7639}}^1$

素因数の和:7671

約数の個数: 90

約数和(自身を含む): 418496280

約数和(自身を除く): 268771880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 7639, 9800, 15278, 19600, 30556, 38195, 53473, 61112, 76390, 106946, 122224, 152780, 190975, 213892, 267365, 305560, 374311, 381950, 427784, 534730, 611120, 748622, 763900, 855568, 1069460, 1336825, 1497244, 1527800, 1871555, 2138920, 2673650, 2994488, 3055600, 3743110, 4277840, 5347300, 5988976, 7486220, 9357775, 10694600, 14972440, 18715550, 21389200, 29944880, 37431100, 74862200, 149724400]

約数ペア:

[(1, 149724400), (2, 74862200), (4, 37431100), (5, 29944880), (7, 21389200), (8, 18715550), (10, 14972440), (14, 10694600), (16, 9357775), (20, 7486220), (25, 5988976), (28, 5347300), (35, 4277840), (40, 3743110), (49, 3055600), (50, 2994488), (56, 2673650), (70, 2138920), (80, 1871555), (98, 1527800), (100, 1497244), (112, 1336825), (140, 1069460), (175, 855568), (196, 763900), (200, 748622), (245, 611120), (280, 534730), (350, 427784), (392, 381950), (400, 374311), (490, 305560), (560, 267365), (700, 213892), (784, 190975), (980, 152780), (1225, 122224), (1400, 106946), (1960, 76390), (2450, 61112), (2800, 53473), (3920, 38195), (4900, 30556), (7639, 19600), (9800, 15278)]