420054120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2969}}^1$

素因数の和:3120

約数の個数: 128

約数和(自身を含む): 1411344000

約数和(自身を除く): 991289880

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, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 1048, 1080, 1179, 1310, 1572, 1965, 2358, 2620, 2969, 3144, 3537, 3930, 4716, 5240, 5895, 5938, 7074, 7860, 8907, 9432, 11790, 11876, 14148, 14845, 15720, 17685, 17814, 23580, 23752, 26721, 28296, 29690, 35370, 35628, 44535, 47160, 53442, 59380, 70740, 71256, 80163, 89070, 106884, 118760, 133605, 141480, 160326, 178140, 213768, 267210, 320652, 356280, 388939, 400815, 534420, 641304, 777878, 801630, 1068840, 1166817, 1555756, 1603260, 1944695, 2333634, 3111512, 3206520, 3500451, 3889390, 4667268, 5834085, 7000902, 7778780, 9334536, 10501353, 11668170, 14001804, 15557560, 17502255, 21002706, 23336340, 28003608, 35004510, 42005412, 46672680, 52506765, 70009020, 84010824, 105013530, 140018040, 210027060, 420054120]

約数ペア:

[(1, 420054120), (2, 210027060), (3, 140018040), (4, 105013530), (5, 84010824), (6, 70009020), (8, 52506765), (9, 46672680), (10, 42005412), (12, 35004510), (15, 28003608), (18, 23336340), (20, 21002706), (24, 17502255), (27, 15557560), (30, 14001804), (36, 11668170), (40, 10501353), (45, 9334536), (54, 7778780), (60, 7000902), (72, 5834085), (90, 4667268), (108, 3889390), (120, 3500451), (131, 3206520), (135, 3111512), (180, 2333634), (216, 1944695), (262, 1603260), (270, 1555756), (360, 1166817), (393, 1068840), (524, 801630), (540, 777878), (655, 641304), (786, 534420), (1048, 400815), (1080, 388939), (1179, 356280), (1310, 320652), (1572, 267210), (1965, 213768), (2358, 178140), (2620, 160326), (2969, 141480), (3144, 133605), (3537, 118760), (3930, 106884), (4716, 89070), (5240, 80163), (5895, 71256), (5938, 70740), (7074, 59380), (7860, 53442), (8907, 47160), (9432, 44535), (11790, 35628), (11876, 35370), (14148, 29690), (14845, 28296), (15720, 26721), (17685, 23752), (17814, 23580)]