263138220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 240

約数和(自身を含む): 887927040

約数和(自身を除く): 624788820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 83, 90, 95, 103, 108, 114, 135, 162, 166, 171, 180, 190, 206, 228, 249, 270, 285, 309, 324, 332, 342, 380, 405, 412, 415, 498, 513, 515, 540, 570, 618, 684, 747, 810, 830, 855, 927, 996, 1026, 1030, 1140, 1236, 1245, 1494, 1539, 1545, 1577, 1620, 1660, 1710, 1854, 1957, 2052, 2060, 2241, 2490, 2565, 2781, 2988, 3078, 3090, 3154, 3420, 3708, 3735, 3914, 4482, 4635, 4731, 4980, 5130, 5562, 5871, 6156, 6180, 6308, 6723, 7470, 7695, 7828, 7885, 8343, 8549, 8964, 9270, 9462, 9785, 10260, 11124, 11205, 11742, 13446, 13905, 14193, 14940, 15390, 15770, 16686, 17098, 17613, 18540, 18924, 19570, 22410, 23484, 23655, 25647, 26892, 27810, 28386, 29355, 30780, 31540, 33372, 33615, 34196, 35226, 39140, 41715, 42579, 42745, 44820, 47310, 51294, 52839, 55620, 56772, 58710, 67230, 70452, 70965, 76941, 83430, 85158, 85490, 88065, 94620, 102588, 105678, 117420, 127737, 128235, 134460, 141930, 153882, 158517, 162431, 166860, 170316, 170980, 176130, 211356, 212895, 230823, 255474, 256470, 264195, 283860, 307764, 317034, 324862, 352260, 384705, 425790, 461646, 487293, 510948, 512940, 528390, 634068, 638685, 649724, 692469, 769410, 792585, 812155, 851580, 923292, 974586, 1056780, 1154115, 1277370, 1384938, 1461879, 1538820, 1585170, 1624310, 1949172, 2308230, 2436465, 2554740, 2769876, 2923758, 3170340, 3248620, 3462345, 4385637, 4616460, 4872930, 5847516, 6924690, 7309395, 8771274, 9745860, 13156911, 13849380, 14618790, 17542548, 21928185, 26313822, 29237580, 43856370, 52627644, 65784555, 87712740, 131569110, 263138220]

約数ペア:

[(1, 263138220), (2, 131569110), (3, 87712740), (4, 65784555), (5, 52627644), (6, 43856370), (9, 29237580), (10, 26313822), (12, 21928185), (15, 17542548), (18, 14618790), (19, 13849380), (20, 13156911), (27, 9745860), (30, 8771274), (36, 7309395), (38, 6924690), (45, 5847516), (54, 4872930), (57, 4616460), (60, 4385637), (76, 3462345), (81, 3248620), (83, 3170340), (90, 2923758), (95, 2769876), (103, 2554740), (108, 2436465), (114, 2308230), (135, 1949172), (162, 1624310), (166, 1585170), (171, 1538820), (180, 1461879), (190, 1384938), (206, 1277370), (228, 1154115), (249, 1056780), (270, 974586), (285, 923292), (309, 851580), (324, 812155), (332, 792585), (342, 769410), (380, 692469), (405, 649724), (412, 638685), (415, 634068), (498, 528390), (513, 512940), (515, 510948), (540, 487293), (570, 461646), (618, 425790), (684, 384705), (747, 352260), (810, 324862), (830, 317034), (855, 307764), (927, 283860), (996, 264195), (1026, 256470), (1030, 255474), (1140, 230823), (1236, 212895), (1245, 211356), (1494, 176130), (1539, 170980), (1545, 170316), (1577, 166860), (1620, 162431), (1660, 158517), (1710, 153882), (1854, 141930), (1957, 134460), (2052, 128235), (2060, 127737), (2241, 117420), (2490, 105678), (2565, 102588), (2781, 94620), (2988, 88065), (3078, 85490), (3090, 85158), (3154, 83430), (3420, 76941), (3708, 70965), (3735, 70452), (3914, 67230), (4482, 58710), (4635, 56772), (4731, 55620), (4980, 52839), (5130, 51294), (5562, 47310), (5871, 44820), (6156, 42745), (6180, 42579), (6308, 41715), (6723, 39140), (7470, 35226), (7695, 34196), (7828, 33615), (7885, 33372), (8343, 31540), (8549, 30780), (8964, 29355), (9270, 28386), (9462, 27810), (9785, 26892), (10260, 25647), (11124, 23655), (11205, 23484), (11742, 22410), (13446, 19570), (13905, 18924), (14193, 18540), (14940, 17613), (15390, 17098), (15770, 16686)]