251152440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:403

約数の個数: 288

約数和(自身を含む): 966122640

約数和(自身を除く): 714970200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 121, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 242, 245, 264, 280, 294, 308, 330, 353, 363, 385, 392, 420, 440, 462, 484, 490, 539, 588, 605, 616, 660, 706, 726, 735, 770, 840, 847, 924, 968, 980, 1059, 1078, 1155, 1176, 1210, 1320, 1412, 1452, 1470, 1540, 1617, 1694, 1765, 1815, 1848, 1960, 2118, 2156, 2310, 2420, 2471, 2541, 2695, 2824, 2904, 2940, 3080, 3234, 3388, 3530, 3630, 3883, 4235, 4236, 4312, 4620, 4840, 4942, 5082, 5295, 5390, 5880, 5929, 6468, 6776, 7060, 7260, 7413, 7766, 8085, 8470, 8472, 9240, 9884, 10164, 10590, 10780, 11649, 11858, 12355, 12705, 12936, 14120, 14520, 14826, 15532, 16170, 16940, 17297, 17787, 19415, 19768, 20328, 21180, 21560, 23298, 23716, 24710, 25410, 27181, 29645, 29652, 31064, 32340, 33880, 34594, 35574, 37065, 38830, 42360, 42713, 46596, 47432, 49420, 50820, 51891, 54362, 58245, 59290, 59304, 64680, 69188, 71148, 74130, 77660, 81543, 85426, 86485, 88935, 93192, 98840, 101640, 103782, 108724, 116490, 118580, 128139, 135905, 138376, 142296, 148260, 155320, 163086, 170852, 172970, 177870, 190267, 207564, 213565, 217448, 232980, 237160, 256278, 259455, 271810, 296520, 298991, 326172, 341704, 345940, 355740, 380534, 407715, 415128, 427130, 465960, 512556, 518910, 543620, 570801, 597982, 640695, 652344, 691880, 711480, 761068, 815430, 854260, 896973, 951335, 1025112, 1037820, 1087240, 1141602, 1195964, 1281390, 1494955, 1522136, 1630860, 1708520, 1793946, 1902670, 2075640, 2092937, 2283204, 2391928, 2562780, 2854005, 2989910, 3261720, 3587892, 3805340, 4185874, 4484865, 4566408, 5125560, 5708010, 5979820, 6278811, 7175784, 7610680, 8371748, 8969730, 10464685, 11416020, 11959640, 12557622, 16743496, 17939460, 20929370, 22832040, 25115244, 31394055, 35878920, 41858740, 50230488, 62788110, 83717480, 125576220, 251152440]

約数ペア:

[(1, 251152440), (2, 125576220), (3, 83717480), (4, 62788110), (5, 50230488), (6, 41858740), (7, 35878920), (8, 31394055), (10, 25115244), (11, 22832040), (12, 20929370), (14, 17939460), (15, 16743496), (20, 12557622), (21, 11959640), (22, 11416020), (24, 10464685), (28, 8969730), (30, 8371748), (33, 7610680), (35, 7175784), (40, 6278811), (42, 5979820), (44, 5708010), (49, 5125560), (55, 4566408), (56, 4484865), (60, 4185874), (66, 3805340), (70, 3587892), (77, 3261720), (84, 2989910), (88, 2854005), (98, 2562780), (105, 2391928), (110, 2283204), (120, 2092937), (121, 2075640), (132, 1902670), (140, 1793946), (147, 1708520), (154, 1630860), (165, 1522136), (168, 1494955), (196, 1281390), (210, 1195964), (220, 1141602), (231, 1087240), (242, 1037820), (245, 1025112), (264, 951335), (280, 896973), (294, 854260), (308, 815430), (330, 761068), (353, 711480), (363, 691880), (385, 652344), (392, 640695), (420, 597982), (440, 570801), (462, 543620), (484, 518910), (490, 512556), (539, 465960), (588, 427130), (605, 415128), (616, 407715), (660, 380534), (706, 355740), (726, 345940), (735, 341704), (770, 326172), (840, 298991), (847, 296520), (924, 271810), (968, 259455), (980, 256278), (1059, 237160), (1078, 232980), (1155, 217448), (1176, 213565), (1210, 207564), (1320, 190267), (1412, 177870), (1452, 172970), (1470, 170852), (1540, 163086), (1617, 155320), (1694, 148260), (1765, 142296), (1815, 138376), (1848, 135905), (1960, 128139), (2118, 118580), (2156, 116490), (2310, 108724), (2420, 103782), (2471, 101640), (2541, 98840), (2695, 93192), (2824, 88935), (2904, 86485), (2940, 85426), (3080, 81543), (3234, 77660), (3388, 74130), (3530, 71148), (3630, 69188), (3883, 64680), (4235, 59304), (4236, 59290), (4312, 58245), (4620, 54362), (4840, 51891), (4942, 50820), (5082, 49420), (5295, 47432), (5390, 46596), (5880, 42713), (5929, 42360), (6468, 38830), (6776, 37065), (7060, 35574), (7260, 34594), (7413, 33880), (7766, 32340), (8085, 31064), (8470, 29652), (8472, 29645), (9240, 27181), (9884, 25410), (10164, 24710), (10590, 23716), (10780, 23298), (11649, 21560), (11858, 21180), (12355, 20328), (12705, 19768), (12936, 19415), (14120, 17787), (14520, 17297), (14826, 16940), (15532, 16170)]