209301720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2313

約数の個数: 128

約数和(自身を含む): 677376000

約数和(自身を除く): 468074280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2239, 2280, 2337, 2460, 3116, 3895, 4478, 4674, 4920, 6232, 6717, 7790, 8956, 9348, 11195, 11685, 13434, 15580, 17912, 18696, 22390, 23370, 26868, 31160, 33585, 42541, 44780, 46740, 53736, 67170, 85082, 89560, 91799, 93480, 127623, 134340, 170164, 183598, 212705, 255246, 268680, 275397, 340328, 367196, 425410, 458995, 510492, 550794, 638115, 734392, 850820, 917990, 1020984, 1101588, 1276230, 1376985, 1701640, 1744181, 1835980, 2203176, 2552460, 2753970, 3488362, 3671960, 5104920, 5232543, 5507940, 6976724, 8720905, 10465086, 11015880, 13953448, 17441810, 20930172, 26162715, 34883620, 41860344, 52325430, 69767240, 104650860, 209301720]

約数ペア:

[(1, 209301720), (2, 104650860), (3, 69767240), (4, 52325430), (5, 41860344), (6, 34883620), (8, 26162715), (10, 20930172), (12, 17441810), (15, 13953448), (19, 11015880), (20, 10465086), (24, 8720905), (30, 6976724), (38, 5507940), (40, 5232543), (41, 5104920), (57, 3671960), (60, 3488362), (76, 2753970), (82, 2552460), (95, 2203176), (114, 1835980), (120, 1744181), (123, 1701640), (152, 1376985), (164, 1276230), (190, 1101588), (205, 1020984), (228, 917990), (246, 850820), (285, 734392), (328, 638115), (380, 550794), (410, 510492), (456, 458995), (492, 425410), (570, 367196), (615, 340328), (760, 275397), (779, 268680), (820, 255246), (984, 212705), (1140, 183598), (1230, 170164), (1558, 134340), (1640, 127623), (2239, 93480), (2280, 91799), (2337, 89560), (2460, 85082), (3116, 67170), (3895, 53736), (4478, 46740), (4674, 44780), (4920, 42541), (6232, 33585), (6717, 31160), (7790, 26868), (8956, 23370), (9348, 22390), (11195, 18696), (11685, 17912), (13434, 15580)]