1277805340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{10957}}^1$

素因数の和:11004

約数の個数: 96

約数和(自身を含む): 3313699200

約数和(自身を除く): 2035893860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1715, 2380, 3332, 3430, 4165, 5831, 6860, 8330, 10957, 11662, 16660, 21914, 23324, 29155, 43828, 54785, 58310, 76699, 109570, 116620, 153398, 186269, 219140, 306796, 372538, 383495, 536893, 745076, 766990, 931345, 1073786, 1303883, 1533980, 1862690, 2147572, 2607766, 2684465, 3725380, 3758251, 5215532, 5368930, 6519415, 7516502, 9127181, 10737860, 13038830, 15033004, 18254362, 18791255, 26077660, 36508724, 37582510, 45635905, 63890267, 75165020, 91271810, 127780534, 182543620, 255561068, 319451335, 638902670, 1277805340]

約数ペア:

[(1, 1277805340), (2, 638902670), (4, 319451335), (5, 255561068), (7, 182543620), (10, 127780534), (14, 91271810), (17, 75165020), (20, 63890267), (28, 45635905), (34, 37582510), (35, 36508724), (49, 26077660), (68, 18791255), (70, 18254362), (85, 15033004), (98, 13038830), (119, 10737860), (140, 9127181), (170, 7516502), (196, 6519415), (238, 5368930), (245, 5215532), (340, 3758251), (343, 3725380), (476, 2684465), (490, 2607766), (595, 2147572), (686, 1862690), (833, 1533980), (980, 1303883), (1190, 1073786), (1372, 931345), (1666, 766990), (1715, 745076), (2380, 536893), (3332, 383495), (3430, 372538), (4165, 306796), (5831, 219140), (6860, 186269), (8330, 153398), (10957, 116620), (11662, 109570), (16660, 76699), (21914, 58310), (23324, 54785), (29155, 43828)]