1779031240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1180

約数の個数: 128

約数和(自身を含む): 4709376000

約数和(自身を除く): 2930344760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 127, 140, 196, 245, 254, 280, 343, 392, 490, 508, 635, 686, 889, 980, 1016, 1021, 1270, 1372, 1715, 1778, 1960, 2042, 2540, 2744, 3430, 3556, 4084, 4445, 5080, 5105, 6223, 6860, 7112, 7147, 8168, 8890, 10210, 12446, 13720, 14294, 17780, 20420, 24892, 28588, 31115, 35560, 35735, 40840, 43561, 49784, 50029, 57176, 62230, 71470, 87122, 100058, 124460, 129667, 142940, 174244, 200116, 217805, 248920, 250145, 259334, 285880, 348488, 350203, 400232, 435610, 500290, 518668, 648335, 700406, 871220, 907669, 1000580, 1037336, 1296670, 1400812, 1742440, 1751015, 1815338, 2001160, 2593340, 2801624, 3502030, 3630676, 4538345, 5186680, 6353683, 7004060, 7261352, 9076690, 12707366, 14008120, 18153380, 25414732, 31768415, 36306760, 44475781, 50829464, 63536830, 88951562, 127073660, 177903124, 222378905, 254147320, 355806248, 444757810, 889515620, 1779031240]

約数ペア:

[(1, 1779031240), (2, 889515620), (4, 444757810), (5, 355806248), (7, 254147320), (8, 222378905), (10, 177903124), (14, 127073660), (20, 88951562), (28, 63536830), (35, 50829464), (40, 44475781), (49, 36306760), (56, 31768415), (70, 25414732), (98, 18153380), (127, 14008120), (140, 12707366), (196, 9076690), (245, 7261352), (254, 7004060), (280, 6353683), (343, 5186680), (392, 4538345), (490, 3630676), (508, 3502030), (635, 2801624), (686, 2593340), (889, 2001160), (980, 1815338), (1016, 1751015), (1021, 1742440), (1270, 1400812), (1372, 1296670), (1715, 1037336), (1778, 1000580), (1960, 907669), (2042, 871220), (2540, 700406), (2744, 648335), (3430, 518668), (3556, 500290), (4084, 435610), (4445, 400232), (5080, 350203), (5105, 348488), (6223, 285880), (6860, 259334), (7112, 250145), (7147, 248920), (8168, 217805), (8890, 200116), (10210, 174244), (12446, 142940), (13720, 129667), (14294, 124460), (17780, 100058), (20420, 87122), (24892, 71470), (28588, 62230), (31115, 57176), (35560, 50029), (35735, 49784), (40840, 43561)]