2436690620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 6450087168

約数和(自身を除く): 4013396548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 193, 196, 245, 260, 364, 386, 455, 490, 637, 772, 910, 965, 980, 991, 1274, 1351, 1820, 1930, 1982, 2509, 2548, 2702, 3185, 3860, 3964, 4955, 5018, 5404, 6370, 6755, 6937, 9457, 9910, 10036, 12545, 12740, 12883, 13510, 13874, 17563, 18914, 19820, 25090, 25766, 27020, 27748, 34685, 35126, 37828, 47285, 48559, 50180, 51532, 64415, 69370, 70252, 87815, 90181, 94570, 97118, 122941, 128830, 138740, 175630, 180362, 189140, 191263, 194236, 242795, 245882, 257660, 351260, 360724, 382526, 450905, 485590, 491764, 614705, 631267, 765052, 901810, 956315, 971180, 1229410, 1262534, 1338841, 1803620, 1912630, 2458820, 2486419, 2525068, 2677682, 3156335, 3825260, 4972838, 5355364, 6312670, 6694205, 9371887, 9945676, 12432095, 12625340, 13388410, 17404933, 18743774, 24864190, 26776820, 34809866, 37487548, 46859435, 49728380, 69619732, 87024665, 93718870, 121834531, 174049330, 187437740, 243669062, 348098660, 487338124, 609172655, 1218345310, 2436690620]

約数ペア:

[(1, 2436690620), (2, 1218345310), (4, 609172655), (5, 487338124), (7, 348098660), (10, 243669062), (13, 187437740), (14, 174049330), (20, 121834531), (26, 93718870), (28, 87024665), (35, 69619732), (49, 49728380), (52, 46859435), (65, 37487548), (70, 34809866), (91, 26776820), (98, 24864190), (130, 18743774), (140, 17404933), (182, 13388410), (193, 12625340), (196, 12432095), (245, 9945676), (260, 9371887), (364, 6694205), (386, 6312670), (455, 5355364), (490, 4972838), (637, 3825260), (772, 3156335), (910, 2677682), (965, 2525068), (980, 2486419), (991, 2458820), (1274, 1912630), (1351, 1803620), (1820, 1338841), (1930, 1262534), (1982, 1229410), (2509, 971180), (2548, 956315), (2702, 901810), (3185, 765052), (3860, 631267), (3964, 614705), (4955, 491764), (5018, 485590), (5404, 450905), (6370, 382526), (6755, 360724), (6937, 351260), (9457, 257660), (9910, 245882), (10036, 242795), (12545, 194236), (12740, 191263), (12883, 189140), (13510, 180362), (13874, 175630), (17563, 138740), (18914, 128830), (19820, 122941), (25090, 97118), (25766, 94570), (27020, 90181), (27748, 87815), (34685, 70252), (35126, 69370), (37828, 64415), (47285, 51532), (48559, 50180)]