387108720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19913}}^1$

素因数の和:19941

約数の個数: 120

約数和(自身を含む): 1348257456

約数和(自身を除く): 961148736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 19913, 39826, 59739, 79652, 99565, 119478, 159304, 179217, 199130, 238956, 298695, 318608, 358434, 398260, 477912, 537651, 597390, 716868, 796520, 896085, 955824, 1075302, 1194780, 1433736, 1593040, 1612953, 1792170, 2150604, 2389560, 2688255, 2867472, 3225906, 3584340, 4301208, 4779120, 4838859, 5376510, 6451812, 7168680, 8064765, 8602416, 9677718, 10753020, 12903624, 14337360, 16129530, 19355436, 21506040, 24194295, 25807248, 32259060, 38710872, 43012080, 48388590, 64518120, 77421744, 96777180, 129036240, 193554360, 387108720]

約数ペア:

[(1, 387108720), (2, 193554360), (3, 129036240), (4, 96777180), (5, 77421744), (6, 64518120), (8, 48388590), (9, 43012080), (10, 38710872), (12, 32259060), (15, 25807248), (16, 24194295), (18, 21506040), (20, 19355436), (24, 16129530), (27, 14337360), (30, 12903624), (36, 10753020), (40, 9677718), (45, 8602416), (48, 8064765), (54, 7168680), (60, 6451812), (72, 5376510), (80, 4838859), (81, 4779120), (90, 4301208), (108, 3584340), (120, 3225906), (135, 2867472), (144, 2688255), (162, 2389560), (180, 2150604), (216, 1792170), (240, 1612953), (243, 1593040), (270, 1433736), (324, 1194780), (360, 1075302), (405, 955824), (432, 896085), (486, 796520), (540, 716868), (648, 597390), (720, 537651), (810, 477912), (972, 398260), (1080, 358434), (1215, 318608), (1296, 298695), (1620, 238956), (1944, 199130), (2160, 179217), (2430, 159304), (3240, 119478), (3888, 99565), (4860, 79652), (6480, 59739), (9720, 39826), (19440, 19913)]