77478120

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{2657}}^1$

素因数の和:2686

約数の個数: 112

約数和(自身を含む): 261467460

約数和(自身を除く): 183989340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2430, 2657, 2916, 3240, 3645, 4860, 5314, 5832, 7290, 7971, 9720, 10628, 13285, 14580, 15942, 21256, 23913, 26570, 29160, 31884, 39855, 47826, 53140, 63768, 71739, 79710, 95652, 106280, 119565, 143478, 159420, 191304, 215217, 239130, 286956, 318840, 358695, 430434, 478260, 573912, 645651, 717390, 860868, 956520, 1076085, 1291302, 1434780, 1721736, 1936953, 2152170, 2582604, 2869560, 3228255, 3873906, 4304340, 5165208, 6456510, 7747812, 8608680, 9684765, 12913020, 15495624, 19369530, 25826040, 38739060, 77478120]

約数ペア:

[(1, 77478120), (2, 38739060), (3, 25826040), (4, 19369530), (5, 15495624), (6, 12913020), (8, 9684765), (9, 8608680), (10, 7747812), (12, 6456510), (15, 5165208), (18, 4304340), (20, 3873906), (24, 3228255), (27, 2869560), (30, 2582604), (36, 2152170), (40, 1936953), (45, 1721736), (54, 1434780), (60, 1291302), (72, 1076085), (81, 956520), (90, 860868), (108, 717390), (120, 645651), (135, 573912), (162, 478260), (180, 430434), (216, 358695), (243, 318840), (270, 286956), (324, 239130), (360, 215217), (405, 191304), (486, 159420), (540, 143478), (648, 119565), (729, 106280), (810, 95652), (972, 79710), (1080, 71739), (1215, 63768), (1458, 53140), (1620, 47826), (1944, 39855), (2430, 31884), (2657, 29160), (2916, 26570), (3240, 23913), (3645, 21256), (4860, 15942), (5314, 14580), (5832, 13285), (7290, 10628), (7971, 9720)]