408283920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51551}}^1$

素因数の和:51581

約数の個数: 120

約数和(自身を含む): 1495832832

約数和(自身を除く): 1087548912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 51551, 103102, 154653, 206204, 257755, 309306, 412408, 463959, 515510, 567061, 618612, 773265, 824816, 927918, 1031020, 1134122, 1237224, 1546530, 1701183, 1855836, 2062040, 2268244, 2319795, 2474448, 2835305, 3093060, 3402366, 3711672, 4124080, 4536488, 4639590, 5103549, 5670610, 6186120, 6804732, 7423344, 8505915, 9072976, 9279180, 10207098, 11341220, 12372240, 13609464, 17011830, 18558360, 20414196, 22682440, 25517745, 27218928, 34023660, 37116720, 40828392, 45364880, 51035490, 68047320, 81656784, 102070980, 136094640, 204141960, 408283920]

約数ペア:

[(1, 408283920), (2, 204141960), (3, 136094640), (4, 102070980), (5, 81656784), (6, 68047320), (8, 51035490), (9, 45364880), (10, 40828392), (11, 37116720), (12, 34023660), (15, 27218928), (16, 25517745), (18, 22682440), (20, 20414196), (22, 18558360), (24, 17011830), (30, 13609464), (33, 12372240), (36, 11341220), (40, 10207098), (44, 9279180), (45, 9072976), (48, 8505915), (55, 7423344), (60, 6804732), (66, 6186120), (72, 5670610), (80, 5103549), (88, 4639590), (90, 4536488), (99, 4124080), (110, 3711672), (120, 3402366), (132, 3093060), (144, 2835305), (165, 2474448), (176, 2319795), (180, 2268244), (198, 2062040), (220, 1855836), (240, 1701183), (264, 1546530), (330, 1237224), (360, 1134122), (396, 1031020), (440, 927918), (495, 824816), (528, 773265), (660, 618612), (720, 567061), (792, 515510), (880, 463959), (990, 412408), (1320, 309306), (1584, 257755), (1980, 206204), (2640, 154653), (3960, 103102), (7920, 51551)]