30278556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 98909440

約数和(自身を除く): 68630884

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 121, 126, 132, 154, 189, 198, 231, 242, 252, 297, 308, 331, 363, 378, 396, 462, 484, 594, 662, 693, 726, 756, 847, 924, 993, 1089, 1188, 1324, 1386, 1452, 1694, 1986, 2079, 2178, 2317, 2541, 2772, 2979, 3267, 3388, 3641, 3972, 4158, 4356, 4634, 5082, 5958, 6534, 6951, 7282, 7623, 8316, 8937, 9268, 10164, 10923, 11916, 13068, 13902, 14564, 15246, 17874, 20853, 21846, 22869, 25487, 27804, 30492, 32769, 35748, 40051, 41706, 43692, 45738, 50974, 62559, 65538, 76461, 80102, 83412, 91476, 98307, 101948, 120153, 125118, 131076, 152922, 160204, 196614, 229383, 240306, 250236, 280357, 305844, 360459, 393228, 458766, 480612, 560714, 688149, 720918, 841071, 917532, 1081377, 1121428, 1376298, 1441836, 1682142, 2162754, 2523213, 2752596, 3364284, 4325508, 5046426, 7569639, 10092852, 15139278, 30278556]

約数ペア:

[(1, 30278556), (2, 15139278), (3, 10092852), (4, 7569639), (6, 5046426), (7, 4325508), (9, 3364284), (11, 2752596), (12, 2523213), (14, 2162754), (18, 1682142), (21, 1441836), (22, 1376298), (27, 1121428), (28, 1081377), (33, 917532), (36, 841071), (42, 720918), (44, 688149), (54, 560714), (63, 480612), (66, 458766), (77, 393228), (84, 360459), (99, 305844), (108, 280357), (121, 250236), (126, 240306), (132, 229383), (154, 196614), (189, 160204), (198, 152922), (231, 131076), (242, 125118), (252, 120153), (297, 101948), (308, 98307), (331, 91476), (363, 83412), (378, 80102), (396, 76461), (462, 65538), (484, 62559), (594, 50974), (662, 45738), (693, 43692), (726, 41706), (756, 40051), (847, 35748), (924, 32769), (993, 30492), (1089, 27804), (1188, 25487), (1324, 22869), (1386, 21846), (1452, 20853), (1694, 17874), (1986, 15246), (2079, 14564), (2178, 13902), (2317, 13068), (2541, 11916), (2772, 10923), (2979, 10164), (3267, 9268), (3388, 8937), (3641, 8316), (3972, 7623), (4158, 7282), (4356, 6951), (4634, 6534), (5082, 5958)]