77886720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6761}}^1$

素因数の和:6788

約数の個数: 108

約数和(自身を含む): 269519796

約数和(自身を除く): 191633076

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6761, 11520, 13522, 20283, 27044, 33805, 40566, 54088, 60849, 67610, 81132, 101415, 108176, 121698, 135220, 162264, 202830, 216352, 243396, 270440, 304245, 324528, 405660, 432704, 486792, 540880, 608490, 649056, 811320, 865408, 973584, 1081760, 1216980, 1298112, 1622640, 1730816, 1947168, 2163520, 2433960, 2596224, 3245280, 3894336, 4327040, 4867920, 5192448, 6490560, 7788672, 8654080, 9735840, 12981120, 15577344, 19471680, 25962240, 38943360, 77886720]

約数ペア:

[(1, 77886720), (2, 38943360), (3, 25962240), (4, 19471680), (5, 15577344), (6, 12981120), (8, 9735840), (9, 8654080), (10, 7788672), (12, 6490560), (15, 5192448), (16, 4867920), (18, 4327040), (20, 3894336), (24, 3245280), (30, 2596224), (32, 2433960), (36, 2163520), (40, 1947168), (45, 1730816), (48, 1622640), (60, 1298112), (64, 1216980), (72, 1081760), (80, 973584), (90, 865408), (96, 811320), (120, 649056), (128, 608490), (144, 540880), (160, 486792), (180, 432704), (192, 405660), (240, 324528), (256, 304245), (288, 270440), (320, 243396), (360, 216352), (384, 202830), (480, 162264), (576, 135220), (640, 121698), (720, 108176), (768, 101415), (960, 81132), (1152, 67610), (1280, 60849), (1440, 54088), (1920, 40566), (2304, 33805), (2880, 27044), (3840, 20283), (5760, 13522), (6761, 11520)]