12978900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 288

約数和(自身を含む): 49996800

約数和(自身を除く): 37017900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 25, 27, 30, 33, 36, 38, 44, 45, 46, 50, 54, 55, 57, 60, 66, 69, 75, 76, 90, 92, 95, 99, 100, 108, 110, 114, 115, 132, 135, 138, 150, 165, 171, 180, 190, 198, 207, 209, 220, 225, 228, 230, 253, 270, 275, 276, 285, 297, 300, 330, 342, 345, 380, 396, 414, 418, 437, 450, 460, 475, 495, 506, 513, 540, 550, 570, 575, 594, 621, 627, 660, 675, 684, 690, 759, 825, 828, 836, 855, 874, 900, 950, 990, 1012, 1026, 1035, 1045, 1100, 1140, 1150, 1188, 1242, 1254, 1265, 1311, 1350, 1380, 1425, 1485, 1518, 1650, 1710, 1725, 1748, 1881, 1900, 1980, 2052, 2070, 2090, 2185, 2277, 2300, 2475, 2484, 2508, 2530, 2565, 2622, 2700, 2850, 2970, 3036, 3105, 3135, 3300, 3420, 3450, 3762, 3795, 3933, 4140, 4180, 4275, 4370, 4554, 4807, 4950, 5060, 5130, 5175, 5225, 5244, 5643, 5700, 5940, 6210, 6270, 6325, 6555, 6831, 6900, 7425, 7524, 7590, 7866, 8550, 8740, 9108, 9405, 9614, 9900, 10260, 10350, 10450, 10925, 11286, 11385, 11799, 12420, 12540, 12650, 12825, 13110, 13662, 14421, 14850, 15180, 15525, 15675, 15732, 17100, 18810, 18975, 19228, 19665, 20700, 20900, 21850, 22572, 22770, 23598, 24035, 25300, 25650, 26220, 27324, 28215, 28842, 29700, 31050, 31350, 32775, 34155, 37620, 37950, 39330, 43263, 43700, 45540, 47025, 47196, 48070, 51300, 56430, 56925, 57684, 58995, 62100, 62700, 65550, 68310, 72105, 75900, 78660, 86526, 94050, 96140, 98325, 112860, 113850, 117990, 120175, 129789, 131100, 136620, 141075, 144210, 170775, 173052, 188100, 196650, 216315, 227700, 235980, 240350, 259578, 282150, 288420, 294975, 341550, 360525, 393300, 432630, 480700, 519156, 564300, 589950, 648945, 683100, 721050, 865260, 1081575, 1179900, 1297890, 1442100, 2163150, 2595780, 3244725, 4326300, 6489450, 12978900]

約数ペア:

[(1, 12978900), (2, 6489450), (3, 4326300), (4, 3244725), (5, 2595780), (6, 2163150), (9, 1442100), (10, 1297890), (11, 1179900), (12, 1081575), (15, 865260), (18, 721050), (19, 683100), (20, 648945), (22, 589950), (23, 564300), (25, 519156), (27, 480700), (30, 432630), (33, 393300), (36, 360525), (38, 341550), (44, 294975), (45, 288420), (46, 282150), (50, 259578), (54, 240350), (55, 235980), (57, 227700), (60, 216315), (66, 196650), (69, 188100), (75, 173052), (76, 170775), (90, 144210), (92, 141075), (95, 136620), (99, 131100), (100, 129789), (108, 120175), (110, 117990), (114, 113850), (115, 112860), (132, 98325), (135, 96140), (138, 94050), (150, 86526), (165, 78660), (171, 75900), (180, 72105), (190, 68310), (198, 65550), (207, 62700), (209, 62100), (220, 58995), (225, 57684), (228, 56925), (230, 56430), (253, 51300), (270, 48070), (275, 47196), (276, 47025), (285, 45540), (297, 43700), (300, 43263), (330, 39330), (342, 37950), (345, 37620), (380, 34155), (396, 32775), (414, 31350), (418, 31050), (437, 29700), (450, 28842), (460, 28215), (475, 27324), (495, 26220), (506, 25650), (513, 25300), (540, 24035), (550, 23598), (570, 22770), (575, 22572), (594, 21850), (621, 20900), (627, 20700), (660, 19665), (675, 19228), (684, 18975), (690, 18810), (759, 17100), (825, 15732), (828, 15675), (836, 15525), (855, 15180), (874, 14850), (900, 14421), (950, 13662), (990, 13110), (1012, 12825), (1026, 12650), (1035, 12540), (1045, 12420), (1100, 11799), (1140, 11385), (1150, 11286), (1188, 10925), (1242, 10450), (1254, 10350), (1265, 10260), (1311, 9900), (1350, 9614), (1380, 9405), (1425, 9108), (1485, 8740), (1518, 8550), (1650, 7866), (1710, 7590), (1725, 7524), (1748, 7425), (1881, 6900), (1900, 6831), (1980, 6555), (2052, 6325), (2070, 6270), (2090, 6210), (2185, 5940), (2277, 5700), (2300, 5643), (2475, 5244), (2484, 5225), (2508, 5175), (2530, 5130), (2565, 5060), (2622, 4950), (2700, 4807), (2850, 4554), (2970, 4370), (3036, 4275), (3105, 4180), (3135, 4140), (3300, 3933), (3420, 3795), (3450, 3762)]