398943360

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{23087}}^1$

素因数の和:23115

約数の個数: 128

約数和(自身を含む): 1412985600

約数和(自身を除く): 1014042240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 23087, 46174, 69261, 92348, 115435, 138522, 184696, 207783, 230870, 277044, 346305, 369392, 415566, 461740, 554088, 623349, 692610, 738784, 831132, 923480, 1038915, 1108176, 1246698, 1385220, 1477568, 1662264, 1846960, 2077830, 2216352, 2493396, 2770440, 2955136, 3116745, 3324528, 3693920, 4155660, 4432704, 4986792, 5540880, 6233490, 6649056, 7387840, 8311320, 8865408, 9973584, 11081760, 12466980, 13298112, 14775680, 16622640, 19947168, 22163520, 24933960, 26596224, 33245280, 39894336, 44327040, 49867920, 66490560, 79788672, 99735840, 132981120, 199471680, 398943360]

約数ペア:

[(1, 398943360), (2, 199471680), (3, 132981120), (4, 99735840), (5, 79788672), (6, 66490560), (8, 49867920), (9, 44327040), (10, 39894336), (12, 33245280), (15, 26596224), (16, 24933960), (18, 22163520), (20, 19947168), (24, 16622640), (27, 14775680), (30, 13298112), (32, 12466980), (36, 11081760), (40, 9973584), (45, 8865408), (48, 8311320), (54, 7387840), (60, 6649056), (64, 6233490), (72, 5540880), (80, 4986792), (90, 4432704), (96, 4155660), (108, 3693920), (120, 3324528), (128, 3116745), (135, 2955136), (144, 2770440), (160, 2493396), (180, 2216352), (192, 2077830), (216, 1846960), (240, 1662264), (270, 1477568), (288, 1385220), (320, 1246698), (360, 1108176), (384, 1038915), (432, 923480), (480, 831132), (540, 738784), (576, 692610), (640, 623349), (720, 554088), (864, 461740), (960, 415566), (1080, 369392), (1152, 346305), (1440, 277044), (1728, 230870), (1920, 207783), (2160, 184696), (2880, 138522), (3456, 115435), (4320, 92348), (5760, 69261), (8640, 46174), (17280, 23087)]