51687900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:281

約数の個数: 216

約数和(自身を含む): 185238144

約数和(自身を除く): 133550244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 25, 30, 33, 36, 44, 45, 46, 50, 55, 60, 66, 69, 75, 90, 92, 99, 100, 110, 115, 132, 138, 150, 165, 180, 198, 207, 220, 225, 227, 230, 253, 275, 276, 300, 330, 345, 396, 414, 450, 454, 460, 495, 506, 550, 575, 660, 681, 690, 759, 825, 828, 900, 908, 990, 1012, 1035, 1100, 1135, 1150, 1265, 1362, 1380, 1518, 1650, 1725, 1980, 2043, 2070, 2270, 2277, 2300, 2475, 2497, 2530, 2724, 3036, 3300, 3405, 3450, 3795, 4086, 4140, 4540, 4554, 4950, 4994, 5060, 5175, 5221, 5675, 6325, 6810, 6900, 7491, 7590, 8172, 9108, 9900, 9988, 10215, 10350, 10442, 11350, 11385, 12485, 12650, 13620, 14982, 15180, 15663, 17025, 18975, 20430, 20700, 20884, 22473, 22700, 22770, 24970, 25300, 26105, 29964, 31326, 34050, 37455, 37950, 40860, 44946, 45540, 46989, 49940, 51075, 52210, 56925, 57431, 62425, 62652, 68100, 74910, 75900, 78315, 89892, 93978, 102150, 104420, 112365, 113850, 114862, 124850, 130525, 149820, 156630, 172293, 187275, 187956, 204300, 224730, 227700, 229724, 234945, 249700, 261050, 287155, 313260, 344586, 374550, 391575, 449460, 469890, 516879, 522100, 561825, 574310, 689172, 749100, 783150, 861465, 939780, 1033758, 1123650, 1148620, 1174725, 1435775, 1566300, 1722930, 2067516, 2247300, 2349450, 2584395, 2871550, 3445860, 4307325, 4698900, 5168790, 5743100, 8614650, 10337580, 12921975, 17229300, 25843950, 51687900]

約数ペア:

[(1, 51687900), (2, 25843950), (3, 17229300), (4, 12921975), (5, 10337580), (6, 8614650), (9, 5743100), (10, 5168790), (11, 4698900), (12, 4307325), (15, 3445860), (18, 2871550), (20, 2584395), (22, 2349450), (23, 2247300), (25, 2067516), (30, 1722930), (33, 1566300), (36, 1435775), (44, 1174725), (45, 1148620), (46, 1123650), (50, 1033758), (55, 939780), (60, 861465), (66, 783150), (69, 749100), (75, 689172), (90, 574310), (92, 561825), (99, 522100), (100, 516879), (110, 469890), (115, 449460), (132, 391575), (138, 374550), (150, 344586), (165, 313260), (180, 287155), (198, 261050), (207, 249700), (220, 234945), (225, 229724), (227, 227700), (230, 224730), (253, 204300), (275, 187956), (276, 187275), (300, 172293), (330, 156630), (345, 149820), (396, 130525), (414, 124850), (450, 114862), (454, 113850), (460, 112365), (495, 104420), (506, 102150), (550, 93978), (575, 89892), (660, 78315), (681, 75900), (690, 74910), (759, 68100), (825, 62652), (828, 62425), (900, 57431), (908, 56925), (990, 52210), (1012, 51075), (1035, 49940), (1100, 46989), (1135, 45540), (1150, 44946), (1265, 40860), (1362, 37950), (1380, 37455), (1518, 34050), (1650, 31326), (1725, 29964), (1980, 26105), (2043, 25300), (2070, 24970), (2270, 22770), (2277, 22700), (2300, 22473), (2475, 20884), (2497, 20700), (2530, 20430), (2724, 18975), (3036, 17025), (3300, 15663), (3405, 15180), (3450, 14982), (3795, 13620), (4086, 12650), (4140, 12485), (4540, 11385), (4554, 11350), (4950, 10442), (4994, 10350), (5060, 10215), (5175, 9988), (5221, 9900), (5675, 9108), (6325, 8172), (6810, 7590), (6900, 7491)]