215501748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{67}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 647238144

約数和(自身を除く): 431736396

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 59, 66, 67, 77, 84, 118, 132, 134, 154, 177, 201, 231, 236, 268, 308, 354, 402, 413, 462, 469, 649, 708, 737, 804, 826, 924, 938, 1239, 1298, 1407, 1474, 1652, 1876, 1947, 2211, 2478, 2596, 2814, 2948, 3481, 3894, 3953, 4422, 4543, 4956, 5159, 5628, 6962, 7788, 7906, 8844, 9086, 10318, 10443, 11859, 13629, 13924, 15477, 15812, 18172, 20636, 20886, 23718, 24367, 27258, 27671, 30954, 38291, 41772, 43483, 47436, 48734, 54516, 55342, 61908, 73101, 76582, 83013, 86966, 97468, 110684, 114873, 130449, 146202, 153164, 166026, 173932, 229746, 233227, 260898, 268037, 292404, 304381, 332052, 459492, 466454, 521796, 536074, 608762, 699681, 804111, 913143, 932908, 1072148, 1217524, 1399362, 1608222, 1632589, 1826286, 2565497, 2798724, 3216444, 3265178, 3652572, 4897767, 5130994, 6530356, 7696491, 9795534, 10261988, 15392982, 17958479, 19591068, 30785964, 35916958, 53875437, 71833916, 107750874, 215501748]

約数ペア:

[(1, 215501748), (2, 107750874), (3, 71833916), (4, 53875437), (6, 35916958), (7, 30785964), (11, 19591068), (12, 17958479), (14, 15392982), (21, 10261988), (22, 9795534), (28, 7696491), (33, 6530356), (42, 5130994), (44, 4897767), (59, 3652572), (66, 3265178), (67, 3216444), (77, 2798724), (84, 2565497), (118, 1826286), (132, 1632589), (134, 1608222), (154, 1399362), (177, 1217524), (201, 1072148), (231, 932908), (236, 913143), (268, 804111), (308, 699681), (354, 608762), (402, 536074), (413, 521796), (462, 466454), (469, 459492), (649, 332052), (708, 304381), (737, 292404), (804, 268037), (826, 260898), (924, 233227), (938, 229746), (1239, 173932), (1298, 166026), (1407, 153164), (1474, 146202), (1652, 130449), (1876, 114873), (1947, 110684), (2211, 97468), (2478, 86966), (2596, 83013), (2814, 76582), (2948, 73101), (3481, 61908), (3894, 55342), (3953, 54516), (4422, 48734), (4543, 47436), (4956, 43483), (5159, 41772), (5628, 38291), (6962, 30954), (7788, 27671), (7906, 27258), (8844, 24367), (9086, 23718), (10318, 20886), (10443, 20636), (11859, 18172), (13629, 15812), (13924, 15477)]