128076720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28087}}^1$

素因数の和:28122

約数の個数: 80

約数和(自身を含む): 417949440

約数和(自身を除く): 289872720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28087, 56174, 84261, 112348, 140435, 168522, 224696, 280870, 337044, 421305, 449392, 533653, 561740, 674088, 842610, 1067306, 1123480, 1348176, 1600959, 1685220, 2134612, 2246960, 2668265, 3201918, 3370440, 4269224, 5336530, 6403836, 6740880, 8004795, 8538448, 10673060, 12807672, 16009590, 21346120, 25615344, 32019180, 42692240, 64038360, 128076720]

約数ペア:

[(1, 128076720), (2, 64038360), (3, 42692240), (4, 32019180), (5, 25615344), (6, 21346120), (8, 16009590), (10, 12807672), (12, 10673060), (15, 8538448), (16, 8004795), (19, 6740880), (20, 6403836), (24, 5336530), (30, 4269224), (38, 3370440), (40, 3201918), (48, 2668265), (57, 2246960), (60, 2134612), (76, 1685220), (80, 1600959), (95, 1348176), (114, 1123480), (120, 1067306), (152, 842610), (190, 674088), (228, 561740), (240, 533653), (285, 449392), (304, 421305), (380, 337044), (456, 280870), (570, 224696), (760, 168522), (912, 140435), (1140, 112348), (1520, 84261), (2280, 56174), (4560, 28087)]