215290908

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 162

約数和(自身を含む): 659288448

約数和(自身を除く): 443997540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 49, 62, 63, 84, 93, 98, 124, 126, 127, 147, 186, 196, 217, 252, 254, 279, 294, 372, 381, 434, 441, 508, 558, 588, 651, 762, 868, 882, 889, 961, 1116, 1143, 1302, 1519, 1524, 1764, 1778, 1922, 1953, 2286, 2604, 2667, 2883, 3038, 3556, 3844, 3906, 3937, 4557, 4572, 5334, 5766, 6076, 6223, 6727, 7812, 7874, 8001, 8649, 9114, 10668, 11532, 11811, 12446, 13454, 13671, 15748, 16002, 17298, 18228, 18669, 20181, 23622, 24892, 26908, 27342, 27559, 32004, 34596, 35433, 37338, 40362, 47089, 47244, 54684, 55118, 56007, 60543, 70866, 74676, 80724, 82677, 94178, 110236, 112014, 121086, 122047, 141267, 141732, 165354, 188356, 192913, 224028, 242172, 244094, 248031, 282534, 330708, 366141, 385826, 423801, 488188, 496062, 565068, 578739, 732282, 771652, 847602, 854329, 992124, 1098423, 1157478, 1464564, 1695204, 1708658, 1736217, 2196846, 2314956, 2562987, 3417316, 3472434, 4393692, 5125974, 5980303, 6944868, 7688961, 10251948, 11960606, 15377922, 17940909, 23921212, 30755844, 35881818, 53822727, 71763636, 107645454, 215290908]

約数ペア:

[(1, 215290908), (2, 107645454), (3, 71763636), (4, 53822727), (6, 35881818), (7, 30755844), (9, 23921212), (12, 17940909), (14, 15377922), (18, 11960606), (21, 10251948), (28, 7688961), (31, 6944868), (36, 5980303), (42, 5125974), (49, 4393692), (62, 3472434), (63, 3417316), (84, 2562987), (93, 2314956), (98, 2196846), (124, 1736217), (126, 1708658), (127, 1695204), (147, 1464564), (186, 1157478), (196, 1098423), (217, 992124), (252, 854329), (254, 847602), (279, 771652), (294, 732282), (372, 578739), (381, 565068), (434, 496062), (441, 488188), (508, 423801), (558, 385826), (588, 366141), (651, 330708), (762, 282534), (868, 248031), (882, 244094), (889, 242172), (961, 224028), (1116, 192913), (1143, 188356), (1302, 165354), (1519, 141732), (1524, 141267), (1764, 122047), (1778, 121086), (1922, 112014), (1953, 110236), (2286, 94178), (2604, 82677), (2667, 80724), (2883, 74676), (3038, 70866), (3556, 60543), (3844, 56007), (3906, 55118), (3937, 54684), (4557, 47244), (4572, 47089), (5334, 40362), (5766, 37338), (6076, 35433), (6223, 34596), (6727, 32004), (7812, 27559), (7874, 27342), (8001, 26908), (8649, 24892), (9114, 23622), (10668, 20181), (11532, 18669), (11811, 18228), (12446, 17298), (13454, 16002), (13671, 15748)]