15691530680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{40639}}^1$

素因数の和:40861

約数の個数: 96

約数和(自身を含む): 41279673600

約数和(自身を除く): 25588142920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 197, 245, 280, 392, 394, 490, 788, 980, 985, 1379, 1576, 1960, 1970, 2758, 3940, 5516, 6895, 7880, 9653, 11032, 13790, 19306, 27580, 38612, 40639, 48265, 55160, 77224, 81278, 96530, 162556, 193060, 203195, 284473, 325112, 386120, 406390, 568946, 812780, 1137892, 1422365, 1625560, 1991311, 2275784, 2844730, 3982622, 5689460, 7965244, 8005883, 9956555, 11378920, 15930488, 16011766, 19913110, 32023532, 39826220, 40029415, 56041181, 64047064, 79652440, 80058830, 112082362, 160117660, 224164724, 280205905, 320235320, 392288267, 448329448, 560411810, 784576534, 1120823620, 1569153068, 1961441335, 2241647240, 3138306136, 3922882670, 7845765340, 15691530680]

約数ペア:

[(1, 15691530680), (2, 7845765340), (4, 3922882670), (5, 3138306136), (7, 2241647240), (8, 1961441335), (10, 1569153068), (14, 1120823620), (20, 784576534), (28, 560411810), (35, 448329448), (40, 392288267), (49, 320235320), (56, 280205905), (70, 224164724), (98, 160117660), (140, 112082362), (196, 80058830), (197, 79652440), (245, 64047064), (280, 56041181), (392, 40029415), (394, 39826220), (490, 32023532), (788, 19913110), (980, 16011766), (985, 15930488), (1379, 11378920), (1576, 9956555), (1960, 8005883), (1970, 7965244), (2758, 5689460), (3940, 3982622), (5516, 2844730), (6895, 2275784), (7880, 1991311), (9653, 1625560), (11032, 1422365), (13790, 1137892), (19306, 812780), (27580, 568946), (38612, 406390), (40639, 386120), (48265, 325112), (55160, 284473), (77224, 203195), (81278, 193060), (96530, 162556)]