89237820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 294174720

約数和(自身を除く): 204936900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 140, 147, 196, 210, 239, 245, 254, 294, 381, 420, 478, 490, 508, 588, 635, 717, 735, 762, 889, 956, 980, 1195, 1270, 1434, 1470, 1524, 1673, 1778, 1905, 2390, 2540, 2667, 2868, 2940, 3346, 3556, 3585, 3810, 4445, 4780, 5019, 5334, 6223, 6692, 7170, 7620, 8365, 8890, 10038, 10668, 11711, 12446, 13335, 14340, 16730, 17780, 18669, 20076, 23422, 24892, 25095, 26670, 30353, 31115, 33460, 35133, 37338, 46844, 50190, 53340, 58555, 60706, 62230, 70266, 74676, 91059, 93345, 100380, 117110, 121412, 124460, 140532, 151765, 175665, 182118, 186690, 212471, 234220, 303530, 351330, 364236, 373380, 424942, 455295, 607060, 637413, 702660, 849884, 910590, 1062355, 1274826, 1487297, 1821180, 2124710, 2549652, 2974594, 3187065, 4249420, 4461891, 5949188, 6374130, 7436485, 8923782, 12748260, 14872970, 17847564, 22309455, 29745940, 44618910, 89237820]

約数ペア:

[(1, 89237820), (2, 44618910), (3, 29745940), (4, 22309455), (5, 17847564), (6, 14872970), (7, 12748260), (10, 8923782), (12, 7436485), (14, 6374130), (15, 5949188), (20, 4461891), (21, 4249420), (28, 3187065), (30, 2974594), (35, 2549652), (42, 2124710), (49, 1821180), (60, 1487297), (70, 1274826), (84, 1062355), (98, 910590), (105, 849884), (127, 702660), (140, 637413), (147, 607060), (196, 455295), (210, 424942), (239, 373380), (245, 364236), (254, 351330), (294, 303530), (381, 234220), (420, 212471), (478, 186690), (490, 182118), (508, 175665), (588, 151765), (635, 140532), (717, 124460), (735, 121412), (762, 117110), (889, 100380), (956, 93345), (980, 91059), (1195, 74676), (1270, 70266), (1434, 62230), (1470, 60706), (1524, 58555), (1673, 53340), (1778, 50190), (1905, 46844), (2390, 37338), (2540, 35133), (2667, 33460), (2868, 31115), (2940, 30353), (3346, 26670), (3556, 25095), (3585, 24892), (3810, 23422), (4445, 20076), (4780, 18669), (5019, 17780), (5334, 16730), (6223, 14340), (6692, 13335), (7170, 12446), (7620, 11711), (8365, 10668), (8890, 10038)]