278059680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10163}}^1$

素因数の和:10203

約数の個数: 144

約数和(自身を含む): 998917920

約数和(自身を除く): 720858240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 10163, 13680, 20326, 27360, 30489, 40652, 50815, 60978, 81304, 91467, 101630, 121956, 152445, 162608, 182934, 193097, 203260, 243912, 304890, 325216, 365868, 386194, 406520, 457335, 487824, 579291, 609780, 731736, 772388, 813040, 914670, 965485, 975648, 1158582, 1219560, 1463472, 1544776, 1626080, 1737873, 1829340, 1930970, 2317164, 2439120, 2896455, 2926944, 3089552, 3475746, 3658680, 3861940, 4634328, 4878240, 5792910, 6179104, 6951492, 7317360, 7723880, 8689365, 9268656, 11585820, 13902984, 14634720, 15447760, 17378730, 18537312, 23171640, 27805968, 30895520, 34757460, 46343280, 55611936, 69514920, 92686560, 139029840, 278059680]

約数ペア:

[(1, 278059680), (2, 139029840), (3, 92686560), (4, 69514920), (5, 55611936), (6, 46343280), (8, 34757460), (9, 30895520), (10, 27805968), (12, 23171640), (15, 18537312), (16, 17378730), (18, 15447760), (19, 14634720), (20, 13902984), (24, 11585820), (30, 9268656), (32, 8689365), (36, 7723880), (38, 7317360), (40, 6951492), (45, 6179104), (48, 5792910), (57, 4878240), (60, 4634328), (72, 3861940), (76, 3658680), (80, 3475746), (90, 3089552), (95, 2926944), (96, 2896455), (114, 2439120), (120, 2317164), (144, 1930970), (152, 1829340), (160, 1737873), (171, 1626080), (180, 1544776), (190, 1463472), (228, 1219560), (240, 1158582), (285, 975648), (288, 965485), (304, 914670), (342, 813040), (360, 772388), (380, 731736), (456, 609780), (480, 579291), (570, 487824), (608, 457335), (684, 406520), (720, 386194), (760, 365868), (855, 325216), (912, 304890), (1140, 243912), (1368, 203260), (1440, 193097), (1520, 182934), (1710, 162608), (1824, 152445), (2280, 121956), (2736, 101630), (3040, 91467), (3420, 81304), (4560, 60978), (5472, 50815), (6840, 40652), (9120, 30489), (10163, 27360), (13680, 20326)]