389465648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 1023267840

約数和(自身を除く): 633802192

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 19, 22, 26, 31, 34, 38, 44, 52, 62, 68, 76, 88, 104, 124, 136, 143, 152, 176, 187, 208, 209, 221, 247, 248, 272, 286, 289, 304, 323, 341, 374, 403, 418, 442, 494, 496, 527, 572, 578, 589, 646, 682, 748, 806, 836, 884, 988, 1054, 1144, 1156, 1178, 1292, 1364, 1496, 1612, 1672, 1768, 1976, 2108, 2288, 2312, 2356, 2431, 2584, 2717, 2728, 2992, 3179, 3224, 3344, 3536, 3553, 3757, 3952, 4199, 4216, 4433, 4624, 4712, 4862, 5168, 5434, 5456, 5491, 5797, 6358, 6448, 6479, 6851, 7106, 7514, 7657, 8398, 8432, 8866, 8959, 9424, 9724, 10013, 10868, 10982, 11594, 12716, 12958, 13702, 14212, 15028, 15314, 16796, 17732, 17918, 19448, 20026, 21736, 21964, 23188, 25432, 25916, 27404, 28424, 30056, 30628, 33592, 35464, 35836, 38896, 40052, 41327, 43472, 43928, 46189, 46376, 50864, 51832, 54808, 56848, 60112, 60401, 61256, 67184, 70928, 71383, 71672, 75361, 80104, 82654, 84227, 87856, 92378, 92752, 98549, 103664, 109616, 110143, 116467, 120802, 122512, 130169, 142766, 143344, 150722, 160208, 165308, 168454, 170221, 184756, 197098, 220286, 232934, 241604, 260338, 285532, 301444, 330616, 336908, 340442, 369512, 394196, 440572, 465868, 483208, 520676, 571064, 602888, 661232, 673816, 680884, 739024, 785213, 788392, 881144, 931736, 966416, 1041352, 1142128, 1205776, 1281137, 1347632, 1361768, 1431859, 1570426, 1576784, 1762288, 1863472, 1872431, 2082704, 2212873, 2562274, 2723536, 2863718, 3140852, 3744862, 4425746, 5124548, 5727436, 6281704, 7489724, 8851492, 10249096, 11454872, 12563408, 14979448, 17702984, 20498192, 22909744, 24341603, 29958896, 35405968, 48683206, 97366412, 194732824, 389465648]

約数ペア:

[(1, 389465648), (2, 194732824), (4, 97366412), (8, 48683206), (11, 35405968), (13, 29958896), (16, 24341603), (17, 22909744), (19, 20498192), (22, 17702984), (26, 14979448), (31, 12563408), (34, 11454872), (38, 10249096), (44, 8851492), (52, 7489724), (62, 6281704), (68, 5727436), (76, 5124548), (88, 4425746), (104, 3744862), (124, 3140852), (136, 2863718), (143, 2723536), (152, 2562274), (176, 2212873), (187, 2082704), (208, 1872431), (209, 1863472), (221, 1762288), (247, 1576784), (248, 1570426), (272, 1431859), (286, 1361768), (289, 1347632), (304, 1281137), (323, 1205776), (341, 1142128), (374, 1041352), (403, 966416), (418, 931736), (442, 881144), (494, 788392), (496, 785213), (527, 739024), (572, 680884), (578, 673816), (589, 661232), (646, 602888), (682, 571064), (748, 520676), (806, 483208), (836, 465868), (884, 440572), (988, 394196), (1054, 369512), (1144, 340442), (1156, 336908), (1178, 330616), (1292, 301444), (1364, 285532), (1496, 260338), (1612, 241604), (1672, 232934), (1768, 220286), (1976, 197098), (2108, 184756), (2288, 170221), (2312, 168454), (2356, 165308), (2431, 160208), (2584, 150722), (2717, 143344), (2728, 142766), (2992, 130169), (3179, 122512), (3224, 120802), (3344, 116467), (3536, 110143), (3553, 109616), (3757, 103664), (3952, 98549), (4199, 92752), (4216, 92378), (4433, 87856), (4624, 84227), (4712, 82654), (4862, 80104), (5168, 75361), (5434, 71672), (5456, 71383), (5491, 70928), (5797, 67184), (6358, 61256), (6448, 60401), (6479, 60112), (6851, 56848), (7106, 54808), (7514, 51832), (7657, 50864), (8398, 46376), (8432, 46189), (8866, 43928), (8959, 43472), (9424, 41327), (9724, 40052), (10013, 38896), (10868, 35836), (10982, 35464), (11594, 33592), (12716, 30628), (12958, 30056), (13702, 28424), (14212, 27404), (15028, 25916), (15314, 25432), (16796, 23188), (17732, 21964), (17918, 21736), (19448, 20026)]